(2,4-Dihydroxy-phenyl)-(5-(2,4-dihydroxy-phenyl)-2-(4-hydroxy-phenyl)-4-{(4-hydroxy-phenyl)-[3,5,7-trihydroxy-2-(4-hydroxy-phenyl)-chroman-8-yl]-methyl}-tetrahydro-furan-3-yl)-methanone Caloflavan A InChI=1/C45H38O13/c46-24-7-1-21(2-8-24)37(38-35(54)20-34(53)31-19-36(55)42(57-45(31)38)22-3-9-25(47)10-4-22)39-40(41(56)29-15-13-27(49)17-32(29)51)43(23-5-11-26(48)12-6-23)58-44(39)30-16-14-28(50)18-33(30)52/h1-18,20,36-37,39-40,42-44,46-55H,19H2/t36-,3 methanone, [(2R,3R,4R,5S)-4-[(S)-[(2R,3S)-3,4-dihydro-3,5,7-trihydroxy-2-(4-hydroxyphenyl)-2H-1-benzopyran-8-yl](4-hydroxyphenyl)methyl]-5-(2,4-dihydroxyphenyl)tetrahydro-2-(4-hydroxyphenyl)-3-furanyl rel-(2,4-dihydroxyphenyl)((2R,3R,4R,5S)-5-(2,4-dihydroxyphenyl)-2-(4-hydroxyphenyl)-4-{(S)-(4-hydroxyphenyl)[(2R,3S)-3,5,7-trihydroxy-2-(4-hydroxyphenyl)-3,4-dihydro-2H-chromen-8-yl]methyl}tetrahydrof