Using COCCOCC(=O)O, O=C(c1ccc(/C=C/c2n[nH]c3ccccc23)cc1)N1CCNCC1 to produce COCCOCC(=O)N1CCN(C(=O)c2ccc(/C=C/c3n[nH]c4ccccc34)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.