(3R,4R)-7,2',4'-trihydroxyisoflavanol => (6aR,11aR)-3,9-dihydroxypterocarpan + H2O
(3r,4r)-7,2',4'-trihydroxyisoflavanol => (6ar,11ar)-3,9-dihydroxypterocarpan + h2o
(3R,4R)-7,2',4'-trihydroxyisoflavanol => (6aR,11aR)-3,9-dihydroxypterocarpan + H2O
(3r,4r)-7,2',4'-trihydroxyisoflavanol => (6ar,11ar)-3,9-dihydroxypterocarpan + h2o