Using Cc1cc(NC(=O)C2CCN(C(=O)OCc3ccccc3)CC2)ccc1Cl, C[Si](C)(C)N=[N+]=[N-] to produce Cc1cc(-n2nnnc2C2CCN(C(=O)OCc3ccccc3)CC2)ccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.