Using CC(C)C1CCCN1, O=C(O)c1cc2cc(C(=O)N3CCN(C4CCCC4)CC3)ccc2[nH]1 to produce CC(C)C1CCCN1C(=O)c1cc2cc(C(=O)N3CCN(C4CCCC4)CC3)ccc2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.