Using O=C1OCCC1Br, COC(=O)c1cc(OCc2ccccc2)ccc1O to produce O=C(O)c1cc(OCc2ccccc2)ccc1OC1CCOC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.