| 主权项 |
1. A heterocyclic compound represented by Formula 1 below: wherein, in Formula 1, X is CR1R2, SiR3R4, S, or O; Y and Z are each independently NAr3, S, or O; R1 to R8 are each independently a hydrogen atom, a deuterium atom, a cyano group, a substituted or unsubstituted C1-20 alkyl group, a substituted or unsubstituted C2-C60 alkenyl group, a substituted or unsubstituted C2-C60 alkynyl group, a substituted or unsubstituted C3-C60 cycloalkyl group, a substituted or unsubstituted C3-C60 cycloalkenyl group, a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C2-C60 heteroaryl group, or a substituted or unsubstituted C6-C60 condensed polycyclic group; L1 and L2 are each independently a bond, a substituted or unsubstituted C6-C60 arylene group, or a substituted or unsubstituted C2-C60 heteroarylene group; Ar1 to Ara are the same or different, and are each independently a substituted or unsubstituted C2-C60 heteroaryl group, a substituted or unsubstituted C6-C60 aryl group, or a substituted or unsubstituted C6-C60 condensed polycyclic group; and m and n are each independently an integer from 0 to 3, and m and n are not both zero. |
