Complex molecular gas kinematics in the inner 5 kpc of 4C12.50 as seen by ALMA C. M. Fotopoulou, K. M. Dasyra, F. Combes, P. Salomé and M. Papachristou A&A, 629 (2019) A30 Published online: 30 August 2019 DOI: 10.1051/0004-6361/201834416