Synonyms: [7S-(7alpha,7bbeta,10abeta)]-N-(5,6,7,7b,8,10a-hexahydro-1,2,3,9-tetramethoxy-8-oxobenzo[a]cyclopenta[3,4]cyclobuta[1,2-c]cyclohepten-7-yl)acetamide;N-[(7S)-5,6,7,7bβ,8,10aβ-Hexahydro-1,2,3,9-tetramethoxy-8-oxobenzo[a]cyclopenta[3,4]cyclobuta[1,2-c]cyclohepten-7-yl]acetamide