2H-1-Benzopyran-3-ol,2-[3,4-bis(phenylmethoxy)phenyl]-4-[[(2R,3R)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenylmethoxy)-2H-1-benzopyran-3-yl]oxy]-3,4-dihydro-5,7-bis(phenylmethoxy)-, (2R,3R)-
CAS No. 477565-88-1