| 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) (see fig.I) wherein X1 and X2, which may be the same or different, each represents O, S, Se, -CH=CH-, (see fig.II), or (see fig.III); Y1 represents O, S, Se, or (see fig.IV); 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; 1 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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