ERROR opening https://cactus.nci.nih.gov/chemical/structure/Cn1c%28%3DO%29cc%28n%28c1%3DO%29Cc2cc%28ccc2C%23N%29F%29N3CCC%5BC%40H%5D%28C3%29N/file?format=sdf&get3d=True  -- Cn1c%28%3DO%29cc%28n%28c1%3DO%29Cc2cc%28ccc2C%23N%29F%29N3CCC%5BC%40H%5D%28C3%29N could not be loaded.