Synonyms: calcifediol lactone;AC1O5PLN;25-Ohd(3)-26,23-lactone;25-Hydroxy vitamin D3-26,23-lactone;25-Hydroxycholecalciferol-26,23-lactone;25-Hydroxyvitamin D(3) 26,23-lactone;131801-98-4;5-[(2R)-2-[(1R,3aS,4E,7aR)-4-[(2Z)-2-[(5S)-5-hydroxy-2-methylidenecyclohexylidene]ethylidene]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-1-yl]propyl]-3-hydroxy-3-methyloxolan-2-one;71302-34-6;9,10-Secocholesta-5,7,10(19)-trien-26-oic acid, 3,23,25-trihydroxy-, gamma-lactone, (3beta,5Z,7E)-