Using Fc1ccc2c(c1)nc(C(F)(F)C(F)(F)F)n2C1CCNCC1, Fc1ccc(SCCCBr)cc1 to produce Fc1ccc(SCCCN2CCC(n3c(C(F)(F)C(F)(F)F)nc4cc(F)ccc43)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.