ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C18H14BrNS2/c19-15-11-13-16(14-12-15)20(21-17-7-3-1-4-8-17)22-18-9-5-2-6-10-18/h1-14H/file?format=sdf&get3d=True  -- InChI=1S/C18H14BrNS2/c19-15-11-13-16(14-12-15)20(21-17-7-3-1-4-8-17)22-18-9-5-2-6-10-18/h1-14H could not be loaded.