ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%26%2361%3B1S/C12H20O2/c1-6-12%285%2C14-11%284%2913%299-7-8-10%282%293/h6%2C8H%2C1%2C7%2C9H2%2C2-5H3/file?format=sdf&get3d=True -- InChI%3DInChI%26%2361%3B1S/C12H20O2/c1-6-12%285%2C14-11%284%2913%299-7-8-10%282%293/h6%2C8H%2C1%2C7%2C9H2%2C2-5H3 could not be loaded.