Using O=C1Nc2ccc(C3CCCCC3)cc2C1=O, ClCCN1CCN(Cc2ccccc2)CC1 to produce O=C1C(=O)N(CCN2CCN(Cc3ccccc3)CC2)c2ccc(C3CCCCC3)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.