ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C10H16O2/c11-10(12)8-4-3-7-9-5-1-2-6-9/h1,5,9H,2-4,6-8H2,(H,11,12)/file?format=sdf&get3d=True  -- InChI=1S/C10H16O2/c11-10(12)8-4-3-7-9-5-1-2-6-9/h1,5,9H,2-4,6-8H2,(H,11,12) could not be loaded.