Abstract A series of C 3i-symmetric bicapped trigonal antiprismatic Cd 8 cages [2X@ Cd 8 L 6 (H 2 O) 6]⋅ n Y⋅ solvents (X= Cl−, Y= NO 3−, n= 2: MOCC-4; X= Br−, Y= NO 3−, n= 2: MOCC-5; X= NO 3−, Y= NO 3−, n= 2: MOCC-6; X= NO 3−, Y= BF 4−, n= 2: MOCC-7; X= NO 3−, Y= ClO 4−, n= 2: MOCC-8; X= CO 3 2−, n= 0: MOCC-9), doubly anion templated by different anions, were solvothermally synthesized by means of a flexible ligand. ...