2-[4-Hydroxy-5-(4-hydroxy-3-methoxy-benzyl)-tetrahydro-furan-2-yl]-1-(4-hydroxy-3-methoxy-phenyl)-ethanone 3,6-anhydro-2,4,7-trideoxy-1,7-bis(4-hydroxy-3-methoxyphenyl)-xylo-heptose D-xylo-heptose, 3,6-anhydro-2,4,7-trideoxy-1,7-bis(4-hydroxy-3-methoxyphenyl)- InChI=1/C21H24O7/c1-26-19-7-12(3-5-15(19)22)8-21-18(25)11-14(28-21)10-17(24)13-4-6-16(23)20(9-13)27-2/h3-7,9,14,18,21-23,25H,8,10-11H2,1-2H3/t14-,18+,21+/m0/s Renealtin A