ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI%3DInChI%3D1S/C6H12O7.Na/c7-1-2%288%293%289%294%2810%295%2811%296%2812%2913%3B/h2-5%2C7-11H%2C1H2%2C%28H%2C12%2C13%29%3B/q%3B%201/p-1/t2-%2C3-%2C4%20%2C5-%3B/m1./s1/file?format=sdf&get3d=True  -- InChI%3DInChI%3D1S/C6H12O7.Na/c7-1-2%288%293%289%294%2810%295%2811%296%2812%2913%3B/h2-5%2C7-11H%2C1H2%2C%28H%2C12%2C13%29%3B/q%3B%201/p-1/t2-%2C3-%2C4%20%2C5-%3B/m1./s1 could not be loaded.