Using BrCc1ccccc1, COc1ccc2[nH]c3c(c2c1)C(=O)CCC3 to produce COc1ccc2c(c1)c1c(n2Cc2ccccc2)CCCC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.