113568-93-7

(1e)-1-{[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]imino}-8,9-dihydroxy-4-methoxy-2,3,6a,8,9,9a-hexahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromen-11(1h)-one