摘要 |
The present invention relates to novel compound of general formula (I) and acid addition salt thereof, wherein R1 and R2 are independently hydrogen, C1-C8 alkyl or optionally substituted C3-C6 membered cycloalkyl containing C3-C8; R3, R4, R5, R6 and R7 are independently hydrogen, halogen, hydroxy, nitro, C1-C4 lower ester, C1-C4 lower alkyl, C1-C4 lower alkoxy, aryl, arylalkoxy or unsaturated amine; 1 is an integer of 0 - 7; m and n are independently an integer of 0 - 1; W is carbon or nitrogen; X is oxygen, sulfur, optionally substituted imine; Y is nitrogen or oxygen; and Z is hydrogen, C1-C8 alkoxy, aryloxy, C1-C4 alkylamine, cycloamine containing N1-N5 or oxo group and their pharmaceutically acceptable additive salts with acids, pharmaceutical composition containing them. The present compounds of the above formula (I) have strong antitumor activity.
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