1: 44 percent / K naphthalene / tetrahydrofuran; various solvent(s) / 1.5 h / -78 °C 2: 1.) OsO4, 2.) NaIO4 / 1.) pyridine, 0 deg C, 29 h, 2.) MeOH, water, 5 deg C, 42 h View Scheme