Using N#CCN1C(=O)C(NC(=O)OCc2ccccc2)N=C(c2ccccc2)c2ccccc21, [N-]=[N+]=[N-] to produce O=C(NC1N=C(c2ccccc2)c2ccccc2N(Cc2nnn[nH]2)C1=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.