(3R,4S)-2-(3,4-Dimethoxy-phenyl)-4,7-dimethoxy-chroman-3-ol
(3R,4S)-2-(3,4-Dimethoxy-phenyl)-7-methoxy-chroman-3,4-diol
tri-O-methyl-3-O-acetyl-(-)-fisetinidol-(4β,6)-tetra-O-methyl-3-O-acetyl-(-)-robinetinidol
5',6-dibromo-(-)-fisetinidol
(5',5')-bis-6-bromo-(-)-fisetinidol