Using CN1CCNCC1, O=C(O)CCCc1ccc(Cl)c(CC2CCN(C3CCCCC3)C2=O)c1F to produce CN1CCN(C(=O)CCCc2ccc(Cl)c(CC3CCN(C4CCCCC4)C3=O)c2F)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.