Using C1CCNC1, O=c1cc(-c2ccc(C(F)(F)F)cc2)ccn1-c1ccc2c(cnn2CCCCl)c1 to produce O=c1cc(-c2ccc(C(F)(F)F)cc2)ccn1-c1ccc2c(cnn2CCCN2CCCC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.