Chemical constraints on the dynamical evolution of the cold core L694 A. Taillard, V. Wakelam, P. Gratier, E. Dartois, M. Chabot, J. A. Noble and L. Chu A&A, 698 (2025) A278 Published online: 20 June 2025 DOI: 10.1051/0004-6361/202553796