[C:1]([N:8]([CH3:28])[CH:9]1[CH2:14][CH2:13][CH:12]([NH:15][CH2:16][C:17]2[CH:18]=[C:19](B(O)O)[CH:20]=[CH:21][C:22]=2[O:23][CH3:24])[CH2:11][CH2:10]1)([O:3][C:4]([CH3:7])([CH3:6])[CH3:5])=[O:2].FC(F)(F)S(O[C:35]1[CH:40]=[C:39]([CH3:41])[N:38]=[C:37]([CH3:42])[CH:36]=1)(=O)=O>>[CH3:42][C:37]1[CH:36]=[C:35]([C:19]2[CH:20]=[CH:21][C:22]([O:23][CH3:24])=[C:17]([CH:18]=2)[CH2:16][NH:15][CH:12]2[CH2:13][CH2:14][CH:9]([N:8]([CH3:28])[C:1](=[O:2])[O:3][C:4]([CH3:7])([CH3:6])[CH3:5])[CH2:10][CH2:11]2)[CH:40]=[C:39]([CH3:41])[N:38]=1Boronic acid 4 (400 mg, 1.02 mmol) is coupled to pyridyl triflate 91 (260 mg, 1.02 mmol) using Method B to give the title compound.
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