ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C3H9O6P/c4-1-3(5)2-9-10(6,7)8/h3-5H,1-2H2,(H2,6,7,8)/file?format=sdf&get3d=True  -- InChI=1S/C3H9O6P/c4-1-3(5)2-9-10(6,7)8/h3-5H,1-2H2,(H2,6,7,8) could not be loaded.