[CH2:1]([O:8][C:9]1[CH:10]=[C:11]2[C:15](=[CH:16][CH:17]=1)[N:14]([C:18](=O)[C:19]([F:22])([F:21])[F:20])[CH:13]=[CH:12]2)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.Cl>C1COCC1.C(OCC)(=O)C>[CH2:1]([O:8][C:9]1[CH:10]=[C:11]2[C:15](=[CH:16][CH:17]=1)[N:14]([CH2:18][C:19]([F:22])([F:20])[F:21])[CH:13]=[CH:12]2)[C:2]1[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=1A solution of Example 78A (1.98 g, 6.20 mmol) in THF (20 mL) at 0° C. was treated dropwise with 1M BH3 THF in THF (11.2 mL, 11.2 mmol), heated at reflux for 16 hours, cooled to 0° C., treated 6M HCl (approximately 1 mL), diluted with ethyl acetate (60 mL), washed with 10% NaHCO3 (30 mL) and brine (30 mL), dried (MgSO4), filtered, and concentrated to provide 1.56 g of the desired compound.
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