Using O=c1[nH]cc(-c2ccccc2)n1-c1cccc(C(F)(F)F)c1, COC(=O)CCCCCCCBr to produce COC(=O)CCCCCCCn1cc(-c2ccccc2)n(-c2cccc(C(F)(F)F)c2)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.