3-Demethyl colchicine

n-[[(7s)-3-hydroxy-1,2,10-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalene]-7α-yl]acetamide ; 3-o-demethylcolchicine ; n-[(7s)-5,6,7,9-tetrahydro-3-hydroxy-1,2,10-trimethoxy-9-oxobenzo[a]heptalen-7-yl]-acetamide ; (s)-7-acetylamino-6,7-dihydro-3-hydroxy-1,2,10-trimethoxybenzo[a]heptalen-9(5h)-one ; o3-demethylcolchicine ; 3-desmethylcolchicine ; (-)-3-demethylcolchicine ; desmethylcolchicine ; 3-demethylcolchicine