ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%26%2361%3B1S/C12H16N2O/c1-14%282%297-6-9-8-13-10-4-3-5-11%2815%2912%289%2910/h3-5%2C8%2C13%2C15H%2C6-7H2%2C1-2H3/file?format=sdf&get3d=True  -- InChI%3DInChI%26%2361%3B1S/C12H16N2O/c1-14%282%297-6-9-8-13-10-4-3-5-11%2815%2912%289%2910/h3-5%2C8%2C13%2C15H%2C6-7H2%2C1-2H3 could not be loaded.