ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C6H10N2O2/c1-4-7-3-2-5%288-4%296%289%2910/h5H%2C2-3H2%2C1H3%2C%28H%2C7%2C8%29%28H%2C9%2C10%29/t5-/m0/s1/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C6H10N2O2/c1-4-7-3-2-5%288-4%296%289%2910/h5H%2C2-3H2%2C1H3%2C%28H%2C7%2C8%29%28H%2C9%2C10%29/t5-/m0/s1 could not be loaded.