| 摘要 |
A pharmaceutical composition for treatment of cancer comprises: (A) a therapeutically effective amount of at least one compound selected from the group consisting of compounds represented by the General Formula (I) <IMAGE> (I) wherein X1 and X2, which may be the same or different, each represents O, S, Se, -CH=CH-, <IMAGE> Y1 represents O, S, Se, or <IMAGE> R1 and R3, which may be the same or different, each represents an alkyl group; R2 represents an alkyl group, an aryl group or a heterocyclic group; Z1 and Z2, which may be the same or different, each represents an atomic group necessary to form a 5- or 6-membered ring; L1 represents a methine group or L1 and R3 may combine and form a 5- or 6-membered ring; R4 and R5, which may be the same or different, each represents a alkyl group; R6 and R7, which may be the same or different, each represents an alkyl group or an aryl group; Q represents a pharmaceutically acceptable anion; l represents 1 or 2; m and n, which may be the same or different, each represents 0 or 1; and (B) a pharmaceutically acceptable carrier or diluent.
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