Demecolceine

N-methyl-N-(1,2,3,9-tetramethoxy-10-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl)acetamide

N-甲基-秋水仙碱

N-(10-ethoxy-1,2,3-trimethoxy-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl)acetamide

N-(9-ethoxy-1,2,3-trimethoxy-10-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl)acetamide