ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1/C12H8Cl2O3S/c13-9-1-5-11(6-2-9)17-18(15,16)12-7-3-10(14)4-8-12/h1-8H/file?format=sdf&get3d=True  -- InChI=1/C12H8Cl2O3S/c13-9-1-5-11(6-2-9)17-18(15,16)12-7-3-10(14)4-8-12/h1-8H could not be loaded.