ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C12H14O6/c13-9(14)11-5-1-2-6(17-5)12(11,10(15)16)8-4-3-7(11)18-8/h5-8H,1-4H2,(H,13,14)(H,15,16)/file?format=sdf&get3d=True  -- InChI=1S/C12H14O6/c13-9(14)11-5-1-2-6(17-5)12(11,10(15)16)8-4-3-7(11)18-8/h5-8H,1-4H2,(H,13,14)(H,15,16) could not be loaded.