ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C6H10O/c1-2-3-4-5-6-7/h3-4%2C6H%2C2%2C5H2%2C1H3/b4-3-/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C6H10O/c1-2-3-4-5-6-7/h3-4%2C6H%2C2%2C5H2%2C1H3/b4-3- could not be loaded.