Synonyms: Acetamide,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)-,[7S-(7a,7bb,10ab)]-; b-Lumicolchicine (6CI,7CI,8CI);Benzo[a]cyclopenta[3,4]cyclobuta[1,2-c]cycloheptene, acetamide deriv.; (-)-b-Lumicolchicine; Lumicolchicine;NSC 221661; NSC 56233; b-Lumi-(-)-colchicine