[C:1]([C:3]1[CH:8]=[CH:7][C:6]([S:9](Cl)(=[O:11])=[O:10])=[CH:5][CH:4]=1)#[N:2].Cl.[C@H:14]12[CH2:20][C@H:17]([NH:18][CH2:19]1)[CH2:16][N:15]2[CH2:21][C@@H:22]([C:24]1[C:25]([CH3:34])=[C:26]2[C:30](=[CH:31][CH:32]=1)[C:29](=[O:33])[O:28][CH2:27]2)[OH:23].CCN(C(C)C)C(C)C>CN(C=O)C.CS(C)=O>[OH:23][C@H:22]([C:24]1[C:25]([CH3:34])=[C:26]2[C:30](=[CH:31][CH:32]=1)[C:29](=[O:33])[O:28][CH2:27]2)[CH2:21][N:15]1[CH2:16][C@@H:17]2[CH2:20][C@H:14]1[CH2:19][N:18]2[S:9]([C:6]1[CH:7]=[CH:8][C:3]([C:1]#[N:2])=[CH:4][CH:5]=1)(=[O:11])=[O:10]A solution of 4-cyanobenzene-1-sulfonyl chloride (31 mg, 0.12 mmol) in 0.3 mL of DMF was added to a solution of 5-((R)-2-((1S,4S)-2,5-diazabicyclo[2.2.1]heptan-2-yl)-1-hydroxyethyl)-4-methylisobenzofuran-1(3H)-one hydrochloride (32 mg, 0.10 mmol) (INTERMEDIATE 14) in 0.2 mL of DMF and DIEA (87 uL, 0.50 mmol). The combined solution was shaken for sixteen hours and then diluted with 0.5 mL DMSO. The resulting solution was purified by HPLC to afford 4-((1S,4S)-5-((R)-2-hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)-2,5-diazabicyclo[2.2.1]heptan-2-ylsulfonyl)benzonitrile.
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