Potassium Cation → 2-{[4-(2-Ethoxy-2-oxoethyl)-1,3-thiazol-2-yl]thio}-2-methylpropionic acid tert-butyl ester

Reaction equation

[Br:13][C:14]([C:15](=[O:16])[O:17][C:18]([CH3:19])([CH3:20])[CH3:21])([CH3:22])[CH3:23].[C:24](=[O:25])([O-:26])[O-:27].[CH2:1]([CH3:2])[O:3][C:4]([CH2:5][c:6]1[n:7][c:8]([SH:11])[s:9][cH:10]1)=[O:12].[CH3:31][N:32]([CH3:33])[CH:34]=[O:35].[K+:28].[K+:29].[OH2:30]>>[CH2:1]([CH3:2])[O:3][C:4]([CH2:5][c:6]1[n:7][c:8]([S:11][C:14]([C:15](=[O:16])[O:17][C:18]([CH3:19])([CH3:20])[CH3:21])([CH3:22])[CH3:23])[s:9][cH:10]1)=[O:12]