ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C11H16N2O2.HI/c1-12-11(14)15-10-7-5-6-9(8-10)13(2,3)4;/h5-8H,1-4H3;1H/file?format=sdf&get3d=True  -- InChI=1S/C11H16N2O2.HI/c1-12-11(14)15-10-7-5-6-9(8-10)13(2,3)4;/h5-8H,1-4H3;1H could not be loaded.