| CPC A61K 31/519 (2013.01) [A61K 31/09 (2013.01); A61K 31/16 (2013.01); A61K 31/166 (2013.01)] | 6 Claims |
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1. A method of treating a malignant liver tumor, comprising the step of administering to a subject a compound of formula (3), a salt thereof, or a solvate thereof:
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