英文别名
4,5'-Dimethylene-1,1,2,3,3,1',2',2',6',6'-decamethyl-1,2,3,4,7,8-hexahydro-6H-pyrano[3,2-c]pyridine-spiro[6,3']-4'-piperidone; N,N'-dimethylformone;1',2',2',5,5,6,6',6',7,7-decamethyl-5',8-dimethylidenespiro[3,4-dihydropyrano[3,2-c]pyridine-2,3'-piperidine]-4'-one