(2S,3S)-3-(2,4-dihydroxybenzoyl)-4-hydroxy-7-(4-hydroxyphenyl)-2-(4-methoxyphenyl)-2,3,6,7-tetrahydro-5H-furo[3,2-g]chromen-5-one 3-(2,4-Dihydroxy-benzoyl)-4-hydroxy-7-(4-hydroxy-phenyl)-2-(4-methoxy-phenyl)-2,3,6,7-tetrahydro-furo[3,2-g]chromen-5-one 5H-furo[3,2-g][1]benzopyran-5-one, 3-(2,4-dihydroxybenzoyl)-2,3,6,7-tetrahydro-4-hydroxy-7-(4-hydroxyphenyl)-2-(4-methoxyphenyl)-, (2S,3S)- Afzelone A InChI=1/C31H24O9/c1-38-19-9-4-16(5-10-19)31-28(29(36)20-11-8-18(33)12-21(20)34)27-25(40-31)14-24-26(30(27)37)22(35)13-23(39-24)15-2-6-17(32)7-3-15/h2-12,14,23,28,31-34,37H,13H2,1H3/t23?,28-,31-/m1/s