Magnified views of a nC6 molecule siting along the window of a rhombicuboctahedral cage. Color codes: nC6 (green spheres), 2MP (red spheres), 3MP (orange spheres), 23DMB (teal spheres) and 22DMB (violet spheres), nC5 (magenta spheres), and iC5 (light-blue spheres) and MIP-214 framework atoms are: Fe (dark orange), carbon (grey), nitrogen (blue), oxygen (red).