ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C12H11AsO6S.Na/c14-13(15,16)11-5-1-9(2-6-11)10-3-7-12(8-4-10)20(17,18)19;/h1-8H,(H2,14,15,16)(H,17,18,19);/q;+1/file?format=sdf&get3d=True  -- InChI=1S/C12H11AsO6S.Na/c14-13(15,16)11-5-1-9(2-6-11)10-3-7-12(8-4-10)20(17,18)19;/h1-8H,(H2,14,15,16)(H,17,18,19);/q;+1 could not be loaded.