Using CCOC(=O)c1c(Br)c2cc(OCc3ccccc3)ccc2n1C to produce Cn1c(C(=O)O)c(Br)c2cc(OCc3ccccc3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.