Chemical Name:4,5alpha:4',5'alpha-Diepoxy-3,3',14,14'-tetrahydroxy-17,17'-bis(prop-2-enyl)-2,2'-bimorphinanyl-6,6'-dione (as per EP) ; 4,5alpha:4',5'alpha-Diepoxy-3,3',14,14'-tetrahydroxy-17,17'-bis(prop-2-enyl)-2,2'-bimorphinanyl-6,6'-dione (as per USP)
