1,2,3,5-tetrahydroxybenzene + 1,3,5-trihydroxybenzene => 1,2,3,5-tetrahydroxybenzene + 1,2,3-trihydroxybenzene
1,2,3,5-tetrahydroxybenzene + 1,3,5-trihydroxybenzene => 1,2,3,5-tetrahydroxybenzene + 1,2,3-trihydroxybenzene