(S)-10-((6-Deoxy-2-O-(6-deoxy-3-O-methyl-alpha-D-galactopyranosyl)-3,4-O-(phenylmethylene)-beta-D-galactopyranosyl)oxy)-5,12-dihydro-1-methyl-5,12-dioxobenzo(h)(1)benzopyrano(5,4,3-cde)(1)benzopyran-6-yl 3-ethoxypropanoate 128201-92-3 6-O-(3-Ethoxypropionyl)-3',4'-O-exo-benzylidenechartreusin Ist 622 Ist-622 Propanoic acid, 3-ethoxy-, 10-((6-deoxy-2-O-(6-deoxy-3-O-methyl-alpha-D-galactopyranosyl)-3,4-O-(phenylmethylene)-beta-D-galactopyranosyl)oxy)-5,12-dihydro-1-methyl-5,12-dioxobenzo(h)(1)benzopyrano(5,4,3-cde)(1)benzopyran-6-yl ester, (S)-