86436-50-2 AIDS-129520 AIDS129520 Acetamide, N-(5,6,7,9-tetrahydro-1,2, {3-trimethoxy-9-oxobenzo[a]heptalen-7-yl)-,} hydrochloride, (S)- COLCHICIDE.HCL N-(1,2,3-Trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide NSC352277