[F:1][C:2]([F:14])([F:13])[C:3]1[CH:8]=[CH:7][C:6]([S:9](Cl)(=[O:11])=[O:10])=[CH:5][CH:4]=1.[NH2:15][CH:16]1[CH2:21][CH2:20][N:19]([CH2:22][CH2:23][NH:24][C:25]([NH:27][C:28]2[C:37]3[C:32](=[CH:33][CH:34]=[CH:35][CH:36]=3)[N:31]=[C:30]([CH3:38])[CH:29]=2)=[O:26])[CH2:18][CH2:17]1.CCN(C(C)C)C(C)C>C1COCC1>[CH3:38][C:30]1[CH:29]=[C:28]([NH:27][C:25](=[O:26])[NH:24][CH2:23][CH2:22][N:19]2[CH2:20][CH2:21][CH:16]([NH:15][S:9]([C:6]3[CH:7]=[CH:8][C:3]([C:2]([F:14])([F:13])[F:1])=[CH:4][CH:5]=3)(=[O:11])=[O:10])[CH2:17][CH2:18]2)[C:37]2[C:32](=[CH:33][CH:34]=[CH:35][CH:36]=2)[N:31]=1A solution of 4-trifluoromethyl-benzenesulfonyl chloride (0.03 mmol) in THF (1 mL) is added to a mixture of 1-[2-(4-amino-piperidin-1-yl)-ethyl]-3-(2-methyl-quinolin-4-yl)-urea (0.025 mmol), DIPEA (6 μL) and THF (1 mL). The reaction mixture is heated at 40° C. for 18 h, and then is evaporated to dryness. The residue is taken up in formic acid (1 mL), and purified by preparative HPLC to provide the title compound.
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