4,4'-tetrahydro-1H,3H-furo[3,4-c]furan-1,4-diylbis(2-methoxyphenol) 487-36-5 InChI=1/C20H22O6/c1-23-17-7-11(3-5-15(17)21)19-13-9-26-20(14(13)10-25-19)12-4-6-16(22)18(8-12)24-2/h3-8,13-14,19-22H,9-10H2,1-2H PINORESINOL MFC20 H22 O6 phenol, 4,4'-(tetrahydro-1H,3H-furo[3,4-c]furan-1,4-diyl)bis[2-methoxy-