Dichloromethane → 1-tert-Butylcarbamoyl-4-(4-but-2-ynyloxy-benzenesulfonylmethyl)-piperidine-4-carboxylic acid ethyl ester

Reaction equation

[C:1]([CH3:2])([CH3:3])([CH3:4])[N:5]=[C:6]=[O:7].[CH2:8]([CH3:9])[O:10][C:11](=[O:12])[C:13]1([CH2:19][S:20](=[O:21])(=[O:22])[c:23]2[cH:24][cH:25][c:26]([O:29][CH2:30][C:31]#[C:32][CH3:33])[cH:27][cH:28]2)[CH2:14][CH2:15][NH:16][CH2:17][CH2:18]1.[CH3:34][CH2:35][N:36]([CH2:37][CH3:38])[CH2:39][CH3:40].[Cl:41][CH2:42][Cl:43]>>[C:1]([CH3:2])([CH3:3])([CH3:4])[NH:5][C:6](=[O:7])[N:16]1[CH2:15][CH2:14][C:13]([C:11]([O:10][CH2:8][CH3:9])=[O:12])([CH2:19][S:20](=[O:21])(=[O:22])[c:23]2[cH:24][cH:25][c:26]([O:29][CH2:30][C:31]#[C:32][CH3:33])[cH:27][cH:28]2)[CH2:18][CH2:17]1