File Name : figure s1 _2_.pdf Caption : figure s1.the tocs packing in the crystal network of (1) along b axis. File Name : figure s2 _1_.pdf Caption : figure s2.the differences in tocs packing in the crystal network of (2) along a axis (b). File Name : figure s3.pdf Caption : figure s3. cages of [[ti6o4(oipr)2(o3c14h8)4(o2c3h5)6] (2) (a) and [ti6o4(oibu)8(o2cc13h9)8]·me2co (b) 1. titanium atoms in cyan, oxo bridges in red, orange – 9-hydroxy-9-fluorenecarboxylate ligand, dark yellow – propionate, yellow – 9- fluorenecarboxylate ligand, light yellow – bridging isobutanolate. the central part - [ti63-o)2(μ-o)2] is common but due to different complex content the connectivity of lateral ligands is distinct. File Name : figure s4.pdf Caption : figure s4. ir spectra of (1) and (2).