label: 8-(4-(4-(4-chlorophenyl)piperazine-1-sulfonyl)phenyl)-1-propyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione
label_lc: 8-(4-(4-(4-chlorophenyl)piperazine-1-sulfonyl)phenyl)-1-propyl-2,3,6,7-tetrahydro-1h-purine-2,6-dione