label: 1'-(4-methoxyphenyl)-2'-(furan-2-carbonyl)-1',2',5',6',7',7a'-hexahydrospiro(indoline-3,3'-pyrrolizin)-2-one
label_lc: 1'-(4-methoxyphenyl)-2'-(furan-2-carbonyl)-1',2',5',6',7',7a'-hexahydrospiro(indoline-3,3'-pyrrolizin)-2-one