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1. A compound represented by any one of Formulas 2 to 5: wherein, Ar1 is a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group, at least one of X1 and X2 is CR′R″, and the rest is CR′R″, NR or a direct bond, R, R′ and R″ are the same as or different from each other, and each independently selected from the group consisting of hydrogen; heavy hydrogen; a halogen group; a nitrile group; a nitro group; a hydroxy group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryloxy group; a substituted or unsubstituted alkylthioxy group; a substituted or unsubstituted arylthioxy group; a substituted or unsubstituted alkylsulfoxy group; a substituted or unsubstituted arylsulfoxy group; a substituted or unsubstituted alkenyl group; a substituted or unsubstituted silyl group; a substituted or unsubstituted boron group; a substituted or unsubstituted alkylamine group; a substituted or unsubstituted aralkylamine group; a substituted or unsubstituted arylamine group; a substituted or unsubstituted heteroarylamine group; a substituted or unsubstituted aryl group; a substituted or unsubstituted fluorenyl group; a substituted or unsubstituted carbazole group; a substituted or unsubstituted heterocyclic group including one or more of N, O and S atoms, or —N(L)(Y); —CO—N(L)(Y); and —COO-L, L and Y are the same as or different from each other, and each independently selected from the group consisting of hydrogen, a halogen group, an alkyl group, an alkoxy group, a substituted or unsubstituted aryl group, a substituted or unsubstituted arylalkyl group, a substituted or unsubstituted arylalkenyl group, a substituted or unsubstituted heterocyclic group, a substituted or unsubstituted carbazolyl group, a substituted or unsubstituted fluorenyl group, a nitrile group and an acetyl group, m is an integer of 1 to 6, n is an integer of 1 to 2, o and p are each an integer of 1 to 4, and R1 to R4 are the same as or different from each other, and each independently hydrogen, heavy hydrogen, a halogen group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted silyl group, a substituted or unsubstituted arylalkenyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heterocyclic group, a substituted or unsubstituted carbazole group, a substituted or unsubstituted arylamine group, a substituted or unsubstituted fluorenyl group or a nitrile group, and Formula 4 is represented by any one of Formulas 1-4, 1-5, 1-9, and 1-10, in Formula 1-4, 1-5 and 1-10, Ar1 is a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group, R, R′ and R″ are the same as or different from each other, and each independently selected from the group consisting of hydrogen; heavy hydrogen; a halogen group; a nitrile group; a nitro group; a hydroxy group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryloxy group; a substituted or unsubstituted alkylthioxy group; a substituted or unsubstituted arylthioxy group; a substituted or unsubstituted alkylsulfoxy group; a substituted or unsubstituted arylsulfoxy group; a substituted or unsubstituted alkenyl group; a substituted or unsubstituted silyl group; a substituted or unsubstituted boron group; a substituted or unsubstituted alkylamine group; a substituted or unsubstituted aralkylamine group; a substituted or unsubstituted arylamine group; a substituted or unsubstituted heteroarylamine group; a substituted or unsubstituted aryl group; a substituted or unsubstituted fluorenyl group; a substituted or unsubstituted carbazole group; a substituted or unsubstituted heterocyclic group including one or more of N, O and S atoms, or —N(L)(Y); —CO—N(L)(Y); and —COO-L, L and Y are the same as or different from each other, and each independently selected from the group consisting of hydrogen, a halogen group, an alkyl group, an alkoxy group, a substituted or unsubstituted aryl group, a substituted or unsubstituted arylalkyl group, a substituted or unsubstituted arylalkenyl group, a substituted or unsubstituted heterocyclic group, a substituted or unsubstituted carbazolyl group, a substituted or unsubstituted fluorenyl group, a nitrile group and an acetyl group, and the compound represented by Formula 1-9 has a substituent group of any one of D-1 to D-22 of the following Table 4,TABLE 4R′R″D-1—CH3—CH3D-2—CH3—CH3D-3—CH3—CH3D-4—CH3—CH3D-5—CH3—CH3D-6—CH3—CH3D-7—CH3—CH3D-8—CH3—CH3D-9—CH3—CH3D-10—CH3—CH3D-11—CH3—CH3D-12D-13D-14D-15D-16D-17D-18D-19D-20D-21D-22Ar1D-1D-2D-3D-4D-5D-6D-7D-8D-9D-10D-11D-12D-13D-14D-15D-16D-17D-18D-19D-20D-21D-22 |
