[NH2:1][C@H:2]([C:13]([N:15]1[CH2:20][CH2:19][O:18][CH2:17][C@@H:16]1[CH3:21])=[O:14])[CH2:3][NH:4][C:5]([C:7]1[S:8][C:9]([Cl:12])=[CH:10][CH:11]=1)=[O:6].CCN(C(C)C)C(C)C.[CH2:31]([C:33]1[C:38]([N:39]2[CH2:44][CH2:43][O:42][CH2:41][C:40]2=[O:45])=[CH:37][CH:36]=[CH:35][C:34]=1[S:46](Cl)(=[O:48])=[O:47])[CH3:32]>C(Cl)Cl>[CH2:31]([C:33]1[C:38]([N:39]2[CH2:44][CH2:43][O:42][CH2:41][C:40]2=[O:45])=[CH:37][CH:36]=[CH:35][C:34]=1[S:46]([NH:1][C@H:2]([C:13]([N:15]1[CH2:20][CH2:19][O:18][CH2:17][C@@H:16]1[CH3:21])=[O:14])[CH2:3][NH:4][C:5]([C:7]1[S:8][C:9]([Cl:12])=[CH:10][CH:11]=1)=[O:6])(=[O:47])=[O:48])[CH3:32]5-Chloro-thiophene-2-carboxylic acid [(S)-2-amino-3-((S)-3-methyl-morpholin-4-yl)-3-oxo-propyl]-amide, Intermediate 3 (95 mg, 0.287 mmol) was dissolved in 2 ml DCM and DIPEA (151 μl, 0.861 mmol). 2-ethyl-3-(3-oxo-morpholin-4-yl)-benzenesulfonyl chloride, Intermediate 7 (91 mg, 0.3 mmol) in 2 ml DCM was slowly added and the reaction was stirred for 75 min. After that the solution was evaporated to dryness and purified by prep. HPLC. After lyophilization the title compound was obtained as colorless, amorphous solid. Yield: 108 mg, 63%
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