Synonyms: Kazusamycin;Kazusamycin A;Antibiotic CL1957B;Antibiotic 81-484;PD 114721;2,10,12,16,18-Nonadecapentaenoic acid, 19-(3,6-dihydro-3-methyl-6-oxo-2H-pyran-2-yl)-17-ethyl-6-hydroxy-9-(hydroxymethyl)-3,5,7,11,15-pentamethyl-8-oxo-;92090-94-3;94664-05-8;AC1O5LDK;LS-185045;2,10,12,16,18-Nonadecapentaenoic acid, Kazusamycin A;(2E,10E,12E,16Z,18E)-17-ethyl-6-hydroxy-9-(hydroxymethyl)-3,5,7,11,15-pentamethyl-19-(3-methyl-6-oxo-2,3-dihydropyran-2-yl)-8-oxononadeca-2,10,12,16,18-pentaenoic acid;2,10,12,16,18-Nonadecapentaenoic acid, 19-(3,6-dihydro-3-methyl-6-oxo-2H-pyran-2-yl)-17-ethyl-6-hydroxy-9-(hydroxymethyl)-3,5,7,11,15-pentamethyl-8-oxo-, (2E,10E,12E,16Z,18E)-