Corrigendum to "Synthesis of 15N-labeled vicinal diamines through N-activated chiral aziridines: tools for the NMR study of platinum-based anticancer compounds" [Tetrahedron Lett. 54 (2013) 545–548]. Issue 2 (8th January 2015) - Berger, Gilles; Gelbcke, Michel; Cauët, Emilie; Luhmer, Michel; Nève, Jean; Dufrasne, François