ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C2H5O.Na/c1-2-3;/h2H2,1H3;/q-1; 1/file?format=sdf&get3d=True -- InChI=1S/C2H5O.Na/c1-2-3;/h2H2,1H3;/q-1; 1 could not be loaded.