Jonathan C. Barnes, Albert C. Fahrenbach, Dennis Cao, Scott M. Dyar, Marco Frasconi, Marc A. Giesener, Diego Benítez, Ekaterina Tkatchouk, Oleksandr Chernyashevskyy, Weon Ho Shin, Hao Li, Srivivasan Sampath, Charlotte L. Stern, Amy Am. Sarjeant, Karel J. Hartlieb, Zhichang Liu, Raanan Carmieli, Youssry Y. Botros, Jang Wook Choi, Alexandra MZ Slawin, John B. Ketterson, MR Wasielewski, William A. Goddard, and J. Fraser Stoddart, Science, 2013, 339 (6118), 429-433