Using Brc1cccnc1, CCOC(=O)/C=C/c1ccc(O)c(OC)c1 to produce CCOC(=O)/C=C/c1ccc(Oc2cccnc2)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.