Using CCOC(=O)c1cn(C(=O)OC(C)(C)C)c2c1C(=O)C(Br)CC2, CC(=N)N to produce CCOC(=O)c1c[nH]c2c1-c1nc(C)[nH]c1CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.