62921-34-0

(12Z,14E,24Z)-5,6,11,17,19-pentahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1-oxo-1,2,7,10-tetrahydro-2,8-(epoxytetradeca[1,11,13]trieno)[1]benzofuro[4,5-g]quinazolin-21-yl acetate