ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%26%2361%3B1S/C8H8O4/c1-12-7-4-5%288%2810%2911%292-3-6%287%299/h2-4%2C9H%2C1H3%2C%28H%2C10%2C11%29/file?format=sdf&get3d=True  -- InChI%3DInChI%26%2361%3B1S/C8H8O4/c1-12-7-4-5%288%2810%2911%292-3-6%287%299/h2-4%2C9H%2C1H3%2C%28H%2C10%2C11%29 could not be loaded.