Using O=C(c1ccc(F)cc1)C1CCNCC1, CSc1ccc2c(c1)N(CCCCl)c1ccccc1S2 to produce CSc1ccc2c(c1)N(CCCN1CCC(C(=O)c3ccc(F)cc3)CC1)c1ccccc1S2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.