Zeng, Zebing Tetracyanoquaterrylene and tetracyanohexarylenequinodimethanes with tunable ground states and strong near-infrared absorption. [electronic resource] - Angewandte Chemie (International ed. in English) Aug 2013 - 8561-5 p. digital Publication Type: Journal Article ISSN: 1521-3773 Standard No.: 10.1002/anie.201305348 doi