1: 2.) AgOAc / 1.) methanol, 55 deg C, overnight; 2.) 90 percent aqueous methanol, 2 h 2: 95 percent / H2 / palladium black / ethanol / 72 h / 50 °C / 760 Torr 3: 93 percent / pyridine / 2 h / 70 °C View Scheme

Yield given. Multistep reaction;