ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C18H22O2/c1-17%282%2C15-11-7-5-8-12-15%2919-20-18%283%2C4%2916-13-9-6-10-14-16/h5-14H%2C1-4H3/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C18H22O2/c1-17%282%2C15-11-7-5-8-12-15%2919-20-18%283%2C4%2916-13-9-6-10-14-16/h5-14H%2C1-4H3 could not be loaded.