(6S,9aS)-N-BENZYL-6-(4-HYDROXYPHENYL)METHYL-4,7-DIOXO-8-({6-3-(PIPERAZINE-1-YL)AZETIDINE-1-YLPYRIDINE-2-YL}METHYL)-2-(PROP-2-EN-1-YL)-OCTAHYDRO-1H-PYRAZINO2,1-c1,2,4TRIAZINE-1-CARBOXAMIDE COMPOUND

摘要

Provided is a compound represented by general formula (1) or a pharmaceutically acceptable salt thereof. In the formula, R1 refers to а C1-6 alkyl group; R2 and R3 are the same or different, and refer to a hydrogen atom or a C1-6 alkyl group; X2, X3, and X4 are the same or different, and refer to a hydrogen atom or halogen atom; and X5 refers to a hydrogen atom, -P(=O)(OH)2.