1: H2, <Rh(COD)Cl>2, (2R,4R)-N-(methylcarbamoyl)-4-(dicyclohexylphosphino)-2-<(diphenylphosphino)methyl>pyrrolidine, triethylamine / methanol / 20 h / 50 °C / 15200 Torr 2: H2 / 10percent Pd/C / ethanol / 3 h / 50 °C / 7600 Torr View Scheme

With  hydrogen; triethylamine; [RhCl(η2:η2-cycloocta-1,5-diene)]2; (2S,4S)-N-(methylcarbamoyl)-4-(dicyclohexylphosphino)-2-lt;(diphenylphosphino)methylgt;pyrrolidine in  dichloromethane T=50°C; P=15200 Torr; 20 h;