ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C6H11FO4/c1-10-6-4(7)5(9)3(2-8)11-6/h3-6,8-9H,2H2,1H3/t3-,4+,5-,6?/m0/s1/file?format=sdf&get3d=True  -- InChI=1S/C6H11FO4/c1-10-6-4(7)5(9)3(2-8)11-6/h3-6,8-9H,2H2,1H3/t3-,4+,5-,6?/m0/s1 could not be loaded.