On-Surface Synthesis of a Nitrogen-Doped Curved Cycloarene: π-Extended Pentaazaquintulene and Its Gold Complex - Zilin Ruan; Olaf A. Kleykamp; Kiyan Linus Haiko Pohl; Tim Naumann; L. Alix Kaczmarek; Anton S. Nizovtsev; Eugen Sharikow; Jörg Sundermeyer; Doreen Mollenhauer; J. Michael Gottfried (Journal of the American Chemical Society, 2025)