1,8-bis(3-alpha,5,7-trihydroxy-2-alpha-chromanyl)-5h-benzocyclohepten-5-one | 5h-benzocyclohepten-5-one,1,8-bis(3-alpha,5,7-trihydroxy-2-alpha-chromanyl)-3, |
3,4,6-Trihydroxy-1,8-bis(3α,5,7-trihydroxy-2α-chroManyl)-5H-benzocyclohepten-5-one | 3,4,5-trihydroxy-1,8-bis[(2R,3R)-3,5,7-trihydroxychroman-2-yl]benzocyclohepten-6-one |