Patent ID: 8912202

Claim:
A method for treating cancer, comprising administering to a subject a compound of Formula (I) or its stereoisomers or tautomers, or pharmaceutically acceptable salts of each of the foregoing, including mixtures thereof in all ratios, wherein R 1′ , R 1″ , R 4′ , R 4″ are each independently H, Hal, OH, CN, NO 2 , NH 2 , A, NH(LA), N(LA) 2 , or COOH, R 2 , R 3 are each independently H, LA or Hal, R 5 , R 6 are each independently H or LA, X is C or N, wherein 0, 1 or 2 X are N, and the remaining X are C, A is a unbranched or branched alkyl based substituent having up to 15 carbon atoms, wherein one, two or three CH 2 groups may be replaced by O, S, NH, N(LA), CONH, NHCO, SO 2 , COO or cyc, and 1-7H atoms may be replaced by Hal, and one CH 3 group may be replaced by cyc, LA is unbranched or branched alkyl having 1, 2, 3 or 4 carbon atoms, cyc is a mononuclear, aliphatic or aromatic, 4, 5 or 6 membered homo or heterocycle having 1 to 3 N—, O— and/or S atoms, and Hal is F, Cl, Br or I.