Resource at http://www.ccdc.cam.ac.uk/
http://www.ccdc.cam.ac.uk/structures/Search?Ccdcid=2192286

Resource at https://www.ccdc.cam.ac.uk/
https://www.ccdc.cam.ac.uk/structures

Resource at https://www.ccdc.cam.ac.uk/
https://www.ccdc.cam.ac.uk/structures/Search?Ccdcid=2192280