13 C Chemical Shift of N-Heterocyclic Carbenes in Coinage Metal(I) Complexes and Clusters: trans -Influence and Spin–Orbit Coupling - Shahar Dery; Christian Ehinger; Jeremy Roudin; Yuya Kakiuchi; Domenico Gioffrè; Christophe Copéret (Journal of the American Chemical Society, 2025)