A multiphase Cahn–Hilliard system with mobilities and the numerical simulation of dewetting Elie Bretin, Roland Denis, Simon Masnou, Arnaud Sengers and Garry Terii ESAIM: M2AN, 57 3 (2023) 1473-1509 Published online: 18 May 2023 DOI: 10.1051/m2an/2023023