2-BUTENEDIAMIDE, N-(PHENYLACETYL)-, (E)- 57687-92-0 Antibiotic C 9154 BRN 2506249 Fumaramidmycin N-(Phenylacetyl)-2-butenediamide, (E)- Ro 09-0049 trans-N-(Phenylacetyl)-2-butenediamide