ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/3C6H7N.AsH3O4/c3*7-6-4-2-1-3-5-6;2-1(3,4)5/h3*1-5H,7H2;(H3,2,3,4,5)/file?format=sdf&get3d=True  -- InChI=1S/3C6H7N.AsH3O4/c3*7-6-4-2-1-3-5-6;2-1(3,4)5/h3*1-5H,7H2;(H3,2,3,4,5) could not be loaded.