Using CCCCC(CC)CBr, O=C1c2ccc(O)cc2C(=O)c2ccc(O)cc21 to produce CCCCC(CC)COc1ccc2c(c1)C(=O)c1ccc(OCC(CC)CCCC)cc1C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.