Synonyms: Ircodin;Phenylbutazone, aminopyrine, heptabarbital combined with codeine;Morphinan-6-ol, 7,8-didehydro-4,5-epoxy-3-methoxy-17-methyl-, (5-alpha,6-alpha)-, mixt. with 4-butyl-1,2-diphenyl-3,5-pyrazolidinedione, 5-(1-cyclohepten-1-yl)-5-ethyl-2,4,6(1H,3H,5H)-pyrimidinetrione and 4-(dimethylamino)-1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one;LS-91918;65651-05-0