ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%26%2361%3B1S/C2H4O2.H3N/c1-2%283%294%26%2359%3B/h1H3%2C%28H%2C3%2C4%29%26%2359%3B1H3/file?format=sdf&get3d=True -- InChI%3DInChI%26%2361%3B1S/C2H4O2.H3N/c1-2%283%294%26%2359%3B/h1H3%2C%28H%2C3%2C4%29%26%2359%3B1H3 could not be loaded.