is enantiomer of colchicine (S)-colchicine (R)-colchicine A colchicine that has (<i>R</i>)-configuration. (+)-colchicine CHEBI:51074 (R)-N-(5,6,7,9-tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7-yl)acetamide chebi_ontology