1-[[3-(6,7-二氢-1-甲基-7-氧-3-丙基-1H-吡唑并-[4,3-D]嘧啶-5-基)-4-乙氧苯基]璜酰基]-4-甲基哌嗪柠檬酸盐

5-{2-Ethoxy-5-[(4-Methylpiperazin-1-Yl)Sulfonyl]Phenyl}-1-Methyl-3-Propyl-1,4-Dihydro-7H-Pyrazolo[4,3-D]Pyrimidin-7-One 2-Hydroxypropane-1,2,3-Tricarboxylate (1:1)