A compound of formula (I):
wherein
R1 is hydroxy or of the formula —NHC(═O)(1-4C)alkyl or —NHS(O)n(1-4C)alkyl wherein n is 0, 1 or 2;
R2 and R3 are independently hydrogen or fluoro;
R4 and R5 are independently hydrogen or methyl;
>A—B— is of the formula >C═CH—, or >C(OH)CH2—;
>X—Y— is of the formula >C=CH—, or >CHCH2—; and
D is S, SO, or SO2;
or a pharmaceutically-acceptable salt thereof.
公式(I)的化合物:
其中
R1是羟基或具有公式—NHC(═O)(1-4C)烷基或—NHS(O)n(1-4C)烷基,其中n为0、1或2;
R2和R3独立地为氢或
氟;
R4和R5独立地为氢或甲基;
>A—B—具有公式>C═CH—或>C(OH)
CH2—;
>X—Y—具有公式>C=CH—或>CH —;以及
D是S、SO或SO2;
或其药用可接受盐。