Using CCCc1c(OCC(=O)OC)ccc(C(C)=O)c1O, BrCC1CO1 to produce CCCc1c(OCC(=O)OC)ccc(C(C)=O)c1OCC1CO1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.