Patent ID: 7186728

Claim:
A 17-methylene-4-azasteroid compound of formula I: wherein R 20 denotes a fluoro, chloro, bromo, azido, cyano, thiocyanato, a C 1 -C 4 -alkyl or a hydroxy-C 1 -C 4 -alkyl group, R 20a denotes hydrogen or a fluoro, chloro, bromo, azido, cyano, thiocyanato, a C 1 -C 4 -alkyl or a hydroxy-C 1 -C 4 -alkyl group, R 10 denotes a hydrogen atom or a methyl group, R 4 is selected from the group consisting of hydrogen and C 1 -C 4 -alkyl groups, and R 1 and R 2 each denote a hydrogen atom or together denote an additional bond.