ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%26%2361%3B1S/Ba.2HNO2/c%26%2359%3B2%2A2-1-3/h%26%2359%3B2%2A%28H%2C2%2C3%29/q%2B2%26%2359%3B%26%2359%3B/p-2/file?format=sdf&get3d=True -- InChI%3DInChI%26%2361%3B1S/Ba.2HNO2/c%26%2359%3B2%2A2-1-3/h%26%2359%3B2%2A%28H%2C2%2C3%29/q%2B2%26%2359%3B%26%2359%3B/p-2 could not be loaded.