Using OB(O)/C=C/c1ccccc1, CCOC(=O)c1c(Br)c2ccccc2n1CCCOc1cccc2ccccc12 to produce O=C(O)c1c(/C=C/c2ccccc2)c2ccccc2n1CCCOc1cccc2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.