Showing Reaction 7895
10-(but-3-enoyl)-5,7-dihydroxy-8,8-dimethyl-4-propyl-2H,6H,7H,8H-pyrano[3,2-g]chromen-2-one=6-{[10-(but-3-enoyl)-3-hydroxy-2,2-dimethyl-8-oxo-6-propyl-2H,3H,4H,8H-pyrano[3,2-g]chromen-5-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid