ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C6H6Cl6/c7-1-2(8)4(10)6(12)5(11)3(1)9/h1-6H/i1D,2D,3D,4D,5D,6D/file?format=sdf&get3d=True  -- InChI=1S/C6H6Cl6/c7-1-2(8)4(10)6(12)5(11)3(1)9/h1-6H/i1D,2D,3D,4D,5D,6D could not be loaded.