ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C8H12N2.ClH/c1-6-3-4-8(10-9)5-7(6)2;/h3-5,10H,9H2,1-2H3;1H/file?format=sdf&get3d=True  -- InChI=1S/C8H12N2.ClH/c1-6-3-4-8(10-9)5-7(6)2;/h3-5,10H,9H2,1-2H3;1H could not be loaded.