ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C4H6O4S.Au.Na/c5-3(6)1-2(9)4(7)8;;/h2,9H,1H2,(H,5,6)(H,7,8);;/q;2* 1/p-2/file?format=sdf&get3d=True  -- InChI=1S/C4H6O4S.Au.Na/c5-3(6)1-2(9)4(7)8;;/h2,9H,1H2,(H,5,6)(H,7,8);;/q;2* 1/p-2 could not be loaded.