ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C12H12N2O3/c1-2-12%288-6-4-3-5-7-8%299%2815%2913-11%2817%2914-10%2812%2916/h3-7H%2C2H2%2C1H3%2C%28H2%2C13%2C14%2C15%2C16%2C17%29/file?format=sdf&get3d=True -- InChI%3DInChI%3D1S/C12H12N2O3/c1-2-12%288-6-4-3-5-7-8%299%2815%2913-11%2817%2914-10%2812%2916/h3-7H%2C2H2%2C1H3%2C%28H2%2C13%2C14%2C15%2C16%2C17%29 could not be loaded.