148504-47-6 4,61-Dioxabicyclo(55.3.1)henhexacontane-3,29-dione, 1,7,9,17,19,27,31,37,39,41,45,47,49,55,59-pentadecahydroxy-5-(8-(5-hydroxy-2-(methylthio)-3,6-dioxo-1,4-cyclohexadien-1-yl)-8-methoxy-5-methyl-1,3-octadienyl)-14,44,48,50,54,56,58-heptamethyl- Quinolidomicin A1