Patent ID: 8586613

Claim:
A method for treating breast, lung or pancreatic cancer in a patient in need of such treatment, said method comprising administering a compound of formula I: where Q represents the conjugate base of a pharmaceutically suitable organic or inorganic acid; R 1 and R′ 1 represent, independently of each other, a radical selected from the group formed by H and methyl; R 2 and R′ 2 represent, independently of each other, a phenyl radical substituted by halogen; R 3 and R′ 3 represent together with R 4 and R′ 4 respectively a —CH═CH—CH═CH— radical; R 4 and R′ 4 represent, together with R 3 and R′ 3 respectively a —CH═CH—CH═CH— radical; and A represents a spacer group having the following formula: wherein m, n and p represent integers which can have the following values: m=1; n=0,1; p=1.