Using CC1(C)COCC(Br)C1=O, COC(=O)c1cc(C(=N)N)c(C)cc1C to produce COC(=O)c1cc(-c2nc3c([nH]2)COCC3(C)C)c(C)cc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.