Using C[C@@H](Cn1ncc2ccc(OCCO)c(Br)c21)NC(=O)OCc1ccccc1 to produce C[C@@H](Cn1ncc2ccc3c(c21)OCCO3)NC(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.