@article{KleinpeterKoch2017,
  author    = {Erich Kleinpeter and Andreas Koch},
  title     = {Identification of mesomeric substructures by through-space NMR shieldings (TSNMRS). Trimethine cyanine/merocyanine-like or aromatic pi-electron delocalization?},
  journal   = {Tetrahedron},
  volume    = {73},
  pages     = {4265 -- 4274},
  doi       = {10.1016/j.tet.2017.05.062},
  year      = {2017},
}