Sodium Ion → [2-(3,5-Dibromo-4-nitropyrazol-1-yl)ethyl]carbamic acid tert-butyl ester

Reaction equation

[Br:1][c:2]1[n:3][nH:4][c:5]([Br:10])[c:6]1[N+:7](=[O:8])[O-:9].[C:13]([CH3:14])([CH3:15])([CH3:16])[O:17][C:18]([NH:19][CH2:20][CH2:21][Br:22])=[O:23].[H-:12].[Na+:11].[O:24]=[CH:25][N:26]([CH3:27])[CH3:28]>>[Br:1][c:2]1[n:3]([CH2:21][CH2:20][NH:19][C:18]([O:17][C:13]([CH3:14])([CH3:15])[CH3:16])=[O:23])[n:4][c:5]([Br:10])[c:6]1[N+:7](=[O:8])[O-:9]