Patent ID: 8492567

Claim:
A method for treating cancer comprising the administration to a person in need thereof of an effective amount of a compound of the general formula 1: wherein: R represents hydrogen or C 1-4 alkyl, A represents CO(CH 2 ) n , or CONH(CH 2 ) n , where n=2, 3, 4, or 5, R1=H, or C 1-4 alkyl, R2=(CH 2 ) m —NR3R4, where m=2, 3, 4, or 5, R3=H, or C 1-4 alkyl R4=H, C 1-4 alkyl, or (CH 2 ) p —NR5R6, where p=2, 3, 4, or 5, R5=H, or C 1-4 alkyl, and R6=H, C 1 -C 4 alkyl, or (CH 2 ) q —NH 2 , where q=2, 3, 4, or 5, or a pharmaceutically acceptable salt thereof.