1-Naphthacenecarboxylic acid, 2-ethyl-1,2,3,4,6,11-hexahydro-2,4,5,7-tetrahydroxy-6,11-dioxo-, methyl ester, (1R,2R,4S)- (8CI) 16234-96-1 Aclavinone Aklavinon Aklavinone Antibiotic MA 144D1 CCRIS 7635 NSC 114780