[Si:1]([O:8][C@@H:9]([C:25]1[CH:30]=[C:29](Cl)[CH:28]=[CH:27][C:26]=1[C:32]1[CH:37]=[CH:36][CH:35]=[CH:34][CH:33]=1)[CH:10]1[CH2:15][CH2:14][N:13]([C:16]2[CH:24]=[CH:23][C:19]([C:20]([OH:22])=O)=[CH:18][CH:17]=2)[CH2:12][CH2:11]1)([C:4]([CH3:7])([CH3:6])[CH3:5])([CH3:3])[CH3:2].[CH2:38]([N:40]([CH2:43][C@@H:44]1[N:49]([CH2:50][CH2:51][C@@H:52]([NH:61][C:62]2[CH:67]=[CH:66][C:65]([S:68]([NH2:71])(=[O:70])=[O:69])=[CH:64][C:63]=2[S:72]([C:75]([F:78])([F:77])[F:76])(=[O:74])=[O:73])[CH2:53][S:54][C:55]2[CH:60]=[CH:59][CH:58]=[CH:57][CH:56]=2)[CH2:48][CH2:47][O:46][CH2:45]1)[CH2:41][CH3:42])[CH3:39].C(Cl)C[Cl:81]>CN(C1C=CN=CC=1)C.C(Cl)Cl>[Si:1]([O:8][C@@H:9]([C:25]1[CH:30]=[CH:29][CH:28]=[CH:27][C:26]=1[C:32]1[CH:33]=[CH:34][C:35]([Cl:81])=[CH:36][CH:37]=1)[CH:10]1[CH2:11][CH2:12][N:13]([C:16]2[CH:17]=[CH:18][C:19]([C:20]([NH:71][S:68]([C:65]3[CH:66]=[CH:67][C:62]([NH:61][C@H:52]([CH2:51][CH2:50][N:49]4[CH2:48][CH2:47][O:46][CH2:45][C@@H:44]4[CH2:43][N:40]([CH2:41][CH3:42])[CH2:38][CH3:39])[CH2:53][S:54][C:55]4[CH:56]=[CH:57][CH:58]=[CH:59][CH:60]=4)=[C:63]([S:72]([C:75]([F:76])([F:78])[F:77])(=[O:74])=[O:73])[CH:64]=3)(=[O:69])=[O:70])=[O:22])=[CH:23][CH:24]=2)[CH2:14][CH2:15]1)([C:4]([CH3:5])([CH3:7])[CH3:6])([CH3:3])[CH3:2]A solution of (R)-4-(4-((tert-butyldimethylsilyloxy)(4′-chlorobiphenyl-2-yl)methyl)piperidin-1-yl)benzoic acid, (INTERMEDIATE 13, 109 mg, 0.20 mmol), 4-((R)-4-((S)-3-((diethylamino)methyl)morpholino)-1-(phenylthio)butan-2-ylamino)-3-(trifluoromethylsulfonyl)benzenesulfonamide (INTERMEDIATE 88, 130 mg, 0.20 mmol), EDC (78 mg, 0.41 mmol), DMAP (49.7 mg, 0.41 mmol), TEA (0.028 ml, 0.20 mmol) and DCM (5 ml) was stirred overnight at room temperature. The reaction mixture was diluted with DCM (50 ml) and washed successively with water (2×50 ml) and brine (50 ml). The organic phase was dried over sodium sulfate, filtered, and concentrated under reduced pressure. The concentrate was purified by column chromatography (ISCO, eluting with 0-20 MeOH/DCM over 19 minutes) to give the title product (100 mg, yield: 42.5%).
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