ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C18H22ClNO/c1-14(2)20(12-15-6-4-3-5-7-15)13-18(21)16-8-10-17(19)11-9-16/h3-11,14,18,21H,12-13H2,1-2H3/file?format=sdf&get3d=True  -- InChI=1S/C18H22ClNO/c1-14(2)20(12-15-6-4-3-5-7-15)13-18(21)16-8-10-17(19)11-9-16/h3-11,14,18,21H,12-13H2,1-2H3 could not be loaded.