3,6,9-trihydroxypterocarpan

3,6a,9-Trihydroxypterocarpan

(6aS)-6H-Benzofuro[3,2-c][1]benzopyran-3,6aα,9(11aαH)-triol

(6aS,11aS)-6H-[1]benzofuro[3,2-c]chroMene-3,6a,9(11aH)-triol