ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C12H14N2/c1-9-4-3-5-11%2810%289%292%296-12-7-13-8-14-12/h3-5%2C7-8H%2C6H2%2C1-2H3%2C%28H%2C13%2C14%29/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C12H14N2/c1-9-4-3-5-11%2810%289%292%296-12-7-13-8-14-12/h3-5%2C7-8H%2C6H2%2C1-2H3%2C%28H%2C13%2C14%29 could not be loaded.