3781488 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3781488 > 2 > ChemIDplus > 087680157 > 1,25-Dihydroxyvitamin D3-23,26-lactol 87680-15-7 Calcitriol-23,26-lactol > 87680-15-7 > 087680157 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=087680157 $$$$