label: methyl-2,7,7-trimethyl-4-(2-nitro-5-chlorophenyl)-5-oxo-l,4,5,6,7,8-hexahydroquinoline-3-carboxylate
label_lc: methyl-2,7,7-trimethyl-4-(2-nitro-5-chlorophenyl)-5-oxo-l,4,5,6,7,8-hexahydroquinoline-3-carboxylate