1.0 2026-09-21 16:11:10 UTC 2026-09-21 16:11:35 UTC FDB116708 Columbianetin acetate [1-methyl-1-[(8S)-2-oxo-8,9-dihydrofuro[2,3-h]chromen-8-yl]ethyl] acetate 2-[(8S)-2-oxo-8,9-dihydrofuro[2,3-h]chromen-8-yl]propan-2-yl acetate C16H16O5 InChI=1S/C16H16O5/c1-9(17)21-16(2,3)13-8-11-12(19-13)6-4-10-5-7-14(18)20-15(10)11/h4-7,13H,8H2,1-3H3/t13-/m0/s1 IQTTZQQJJBEAIM-ZDUSSCGKSA-N formula C16H16O5 ChemAxon inchi InChI=1S/C16H16O5/c1-9(17)21-16(2,3)13-8-11-12(19-13)6-4-10-5-7-14(18)20-15(10)11/h4-7,13H,8H2,1-3H3/t13-/m0/s1 ChemAxon inchikey IQTTZQQJJBEAIM-ZDUSSCGKSA-N ChemAxon