Using NCc1ccc2c(N)nccc2c1, COC(=O)N[C@@H](C(=O)N1CCC[C@H]1C(=O)O)C1CCCCC1 to produce COC(=O)N[C@@H](C(=O)N1CCC[C@H]1C(=O)NCc1ccc2c(N)nccc2c1)C1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.