Molecular analysis of a high-mass prestellar core candidate in W43-MM1 J. Molet, N. Brouillet, T. Nony, A. Gusdorf, F. Motte, D. Despois, F. Louvet, S. Bontemps and F. Herpin A&A, 626 (2019) A132 Published online: 24 June 2019 DOI: 10.1051/0004-6361/201935497