Showing Reaction 17977
2-(2,4-dihydroxyphenyl)-5-hydroxy-8-(hydroxymethyl)-8-methyl-4H,8H-pyrano[3,2-g]chromen-4-one=6-{[8-(2,4-dihydroxyphenyl)-2-(hydroxymethyl)-2-methyl-6-oxo-2H,6H-pyrano[3,2-g]chromen-5-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid