Using C=CCBr, COC(CCNC(=O)C(F)(F)F)(c1ccccc1)c1ccccc1 to produce C=CCNCCC(OC)(c1ccccc1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.