Showing Reaction 9891
2-(2,4-dihydroxyphenyl)-5,7-dihydroxy-6-[(2E)-4-hydroxy-3-methylbut-2-en-1-yl]-3,4-dihydro-2H-1-benzopyran-4-one={[(2E)-4-[2-(2,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-3,4-dihydro-2H-1-benzopyran-6-yl]-2-methylbut-2-en-1-yl]oxy}sulfonic acid