Using Cc1oc(-c2ccccc2)nc1COc1ccc(C(=O)c2ccccc2)c(O)c1, COC(=O)CBr to produce COC(=O)c1oc2cc(OCc3nc(-c4ccccc4)oc3C)ccc2c1-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.