ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C3F6O/c4-1%282%285%2C6%297%293%288%2C9%2910-1/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C3F6O/c4-1%282%285%2C6%297%293%288%2C9%2910-1 could not be loaded.