ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C19H19NO6/c21-17(22)11-16(18(23)25-12-14-7-3-1-4-8-14)20-19(24)26-13-15-9-5-2-6-10-15/h1-10,16H,11-13H2,(H,20,24)(H,21,22)/t16-/m0/s1/file?format=sdf&get3d=True  -- InChI=1S/C19H19NO6/c21-17(22)11-16(18(23)25-12-14-7-3-1-4-8-14)20-19(24)26-13-15-9-5-2-6-10-15/h1-10,16H,11-13H2,(H,20,24)(H,21,22)/t16-/m0/s1 could not be loaded.