ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%26%2361%3B1S/C10H12N2/c11-6-5-8-7-12-10-4-2-1-3-9%288%2910/h1-4%2C7%2C12H%2C5-6%2C11H2/file?format=sdf&get3d=True -- InChI%3DInChI%26%2361%3B1S/C10H12N2/c11-6-5-8-7-12-10-4-2-1-3-9%288%2910/h1-4%2C7%2C12H%2C5-6%2C11H2 could not be loaded.