ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/2Al.Mg.2H2O3Si.H2O/c;;;2*1-4(2)3;/h;;;2*1-2H;1H2/q2* 3; 2;;;/file?format=sdf&get3d=True  -- InChI=1S/2Al.Mg.2H2O3Si.H2O/c;;;2*1-4(2)3;/h;;;2*1-2H;1H2/q2* 3; 2;;; could not be loaded.