Synonyms: Cephalosporin P1;Cephalosporin P;28-Nor-8-alpha,9-beta,13-alpha,14-beta-dammara-17(20),24-dien-21-oic acid, 3-alpha,6-alpha,7-beta,16-beta-tetrahydroxy-, 6,16-diacetate, (Z)-;AC1MI2AZ;LS-97281;(2Z)-2-[(3R,4S,5S,6R,7R,8S,9S,10R,13R,14S,16S)-6,16-diacetyloxy-3,7-dihydroxy-4,8,10,14-tetramethyl-2,3,4,5,6,7,9,11,12,13,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-17-ylidene]-6-methylhept-5-enoic acid;11012-13-8;28393-42-2