ERROR opening https://cactus.nci.nih.gov/chemical/structure/S%3DP%28OC%29%28OC%29Oc2ccc%28Sc1ccc%28OP%28%3DS%29%28OC%29OC%29cc1%29cc2/file?format=sdf&get3d=True  -- S%3DP%28OC%29%28OC%29Oc2ccc%28Sc1ccc%28OP%28%3DS%29%28OC%29OC%29cc1%29cc2 could not be loaded.