ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C20H22N2OS/c1-14-6-3-4-8-18(14)19-12-16(10-9-15(19)2)21-20-22-17(13-24-20)7-5-11-23/h3-4,6,8-10,12-13,23H,5,7,11H2,1-2H3,(H,21,22)/file?format=sdf&get3d=True -- InChI=1S/C20H22N2OS/c1-14-6-3-4-8-18(14)19-12-16(10-9-15(19)2)21-20-22-17(13-24-20)7-5-11-23/h3-4,6,8-10,12-13,23H,5,7,11H2,1-2H3,(H,21,22) could not be loaded.