ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C12H6O12/c13-7%2814%291-2%288%2815%2916%294%2810%2819%2920%296%2812%2823%2924%295%2811%2821%2922%293%281%299%2817%2918/h%28H%2C13%2C14%29%28H%2C15%2C16%29%28H%2C17%2C18%29%28H%2C19%2C20%29%28H%2C21%2C22%29%28H%2C23%2C24%29/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C12H6O12/c13-7%2814%291-2%288%2815%2916%294%2810%2819%2920%296%2812%2823%2924%295%2811%2821%2922%293%281%299%2817%2918/h%28H%2C13%2C14%29%28H%2C15%2C16%29%28H%2C17%2C18%29%28H%2C19%2C20%29%28H%2C21%2C22%29%28H%2C23%2C24%29 could not be loaded.