ERROR opening https://cactus.nci.nih.gov/chemical/structure/c3ccccc3Oc2ccc%28F%29cc2N%28C%28C%29%3DO%29Cc1cc%28OC%29ccc1OC/file?format=sdf&get3d=True  -- c3ccccc3Oc2ccc%28F%29cc2N%28C%28C%29%3DO%29Cc1cc%28OC%29ccc1OC could not be loaded.