主权项 |
1. A method of treating acne, the method comprising administering a pharmaceutical composition comprising an effective amount of a compound, a salt thereof, or an enantiomer thereof to a subject in need thereof, wherein the compound has a structure of formula (I)in which:
R1 is a hydrogen, an alkyl radical, a substituted alkyl radical, an alkenyl radical, a substituted alkenyl radical, an alkynyl radical, a substituted alkynyl radical, an aralkyl radical, a substituted aralkyl radical, a heteroaralkyl radical, a substituted heteroaralkyl radical, a —C(O)—R4 radical, a —SO2—R4 radical, or a —C(O)OR4 radical, wherein R4 is as defined below; R2 is a hydrogen atom or a lower alkyl radical; R3 is an alkyl radical, a substituted alkyl radical, an alkenyl radical, a substituted alkenyl radical, an alkynyl radical, a substituted alkynyl radical, an aryl radical, a substituted aryl radical, an aralkyl radical, a substituted aralkyl radical, a heterocyclic radical, a substituted heterocyclic radical, a cycloalkyl radical, a substituted cycloalkyl radical, a heteroaryl radical, a substituted heteroaryl radical, a heteroaralkyl radical, or a substituted heteroaralkyl radical; R4 is an alkyl radical, a substituted alkyl radical, an alkenyl radical, a substituted alkenyl radical, an alkynyl radical, a substituted alkynyl radical, an aryl radical, a substituted aryl radical, an aralkyl radical, or a substituted aralkyl radical; and n can take the values of 0, 1, 2, or 3. |