Using CC(=O)N1CCc2cc(O)c(Br)cc21, COC(=O)/C=C/CBr to produce COC(=O)/C=C/COc1cc2c(cc1Br)N(C(C)=O)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.