ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C20H19NO5/c1-21-7-11-4-16-17(25-9-24-16)5-12(11)19-14(22)2-10-3-15-18(26-8-23-15)6-13(10)20(19)21/h3-6,14,19-20,22H,2,7-9H2,1H3/t14?,19?,20-/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C20H19NO5/c1-21-7-11-4-16-17(25-9-24-16)5-12(11)19-14(22)2-10-3-15-18(26-8-23-15)6-13(10)20(19)21/h3-6,14,19-20,22H,2,7-9H2,1H3/t14?,19?,20-/m1/s1 could not be loaded.