Glycine → Leucyl-alanyl-glycyl-valine

Reaction equation

[NH2:1][C@H:2]([C:7]([OH:9])=O)[CH2:3][CH:4]([CH3:6])[CH3:5].[NH2:10][C@H:11]([C:13]([OH:15])=O)[CH3:12].[NH2:16][CH2:17][C:18](O)=[O:19].[NH2:21][C@H:22]([C:26]([OH:28])=[O:27])[CH:23]([CH3:25])[CH3:24]>>[NH2:1][C@H:2]([C:7]([NH:10][C@H:11]([C:13]([NH:16][CH2:17][C:18]([NH:21][C@H:22]([C:26]([OH:28])=[O:27])[CH:23]([CH3:25])[CH3:24])=[O:19])=[O:15])[CH3:12])=[O:9])[CH2:3][CH:4]([CH3:5])[CH3:6]