ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C16H15ClN2O2/c1-8-6-16(21-15(8)20)10-3-4-11(17)14-13(10)9(7-19-14)5-12(16)18-2/h3-4,6-7,12,18-19H,5H2,1-2H3/t12-,16+/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C16H15ClN2O2/c1-8-6-16(21-15(8)20)10-3-4-11(17)14-13(10)9(7-19-14)5-12(16)18-2/h3-4,6-7,12,18-19H,5H2,1-2H3/t12-,16+/m1/s1 could not be loaded.