7-(benzyloxy)-2-(3-(benzyloxy)-4-methoxyphenyl)-5-isopropoxy-6-methoxy-4H-chromen-4-one

1-(3-(benzyloxy)-4-methoxyphenyl)-3-(4-(benzyloxy)-6-hydroxy-2-isopropoxy-3-methoxyphenyl)propane-1,3-dione

7-(benzyloxy)-2-(3-(benzyloxy)-4-methoxyphenyl)-3-hydroxy-5-isopropoxy-6-methoxy-4H-chromen-4-one

Toluene-4-sulfonic acid 7-benzyloxy-2-(3-benzyloxy-4-methoxy-phenyl)-5-hydroxy-6-methoxy-4-oxo-4H-chromen-3-yl ester

7-(benzyloxy)-2-(3-(benzyloxy)-4-methoxyphenyl)-5-isopropoxy-6-methoxy-4-oxo-4H-chromen-3-yl 4-methylbenzenesulfonate