1: H2 / 10percent Pd/C / methanol / 12 h / 3000.2 Torr 2: 77 percent / singulett O2 3: 1.) ON(SO3K)2, 0.167 M K2HPO4, 2.) H2O / 1.) 4 h, 2.) 2 h, reflux View Scheme

Multi-step reaction with 2 steps 1: H2 / 10percent Pd/C / methanol / 12 h / 3000.2 Torr2: 77 percent / singulett O2  

With  hydrogen; palladium on activated charcoal in  methanol P=3000.2 Torr; 12 h;  Yield given;