86436-33-1 Acetamide, 2-hydroxy-N-methyl-N-(5,6,7,9-tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7-yl)-, (S)- DEMOCOLCINE, N-HYDROXYACETYL N-Hydroxyacetyldemecolcine NSC335988