ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C6H13NO4/c1-3(9)5(10)6(11)4(7)2-8/h2-6,9-11H,7H2,1H3/t3?,4-,5-,6-/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C6H13NO4/c1-3(9)5(10)6(11)4(7)2-8/h2-6,9-11H,7H2,1H3/t3?,4-,5-,6-/m1/s1 could not be loaded.