label: 8-((4-(cyclopropanecarbonyl)piperazin-1-yl)methyl)-7-isopentyl-1,3-dimethyl-1H-purine-2,6(3H,7H)-dione
label_lc: 8-((4-(cyclopropanecarbonyl)piperazin-1-yl)methyl)-7-isopentyl-1,3-dimethyl-1h-purine-2,6(3h,7h)-dione