Using FC(F)(F)COCC1CCNCC1, Nc1nc(Nc2ccccc2)nc(-c2noc(C(Cl)(Cl)Cl)n2)n1 to produce Nc1nc(Nc2ccccc2)nc(-c2noc(N3CCC(COCC(F)(F)F)CC3)n2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.