ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C12H20O2/c1-8%2813%2914-10-7-9-5-6-12%2810%2C4%2911%289%2C2%293/h9-10H%2C5-7H2%2C1-4H3/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C12H20O2/c1-8%2813%2914-10-7-9-5-6-12%2810%2C4%2911%289%2C2%293/h9-10H%2C5-7H2%2C1-4H3 could not be loaded.