Using CCCC(CC(=O)OCC)n1c(=O)[nH]c2ccccc21, Cc1c(C)n(C)c2c(CO)cccc12 to produce CCCC(CC(=O)OCC)n1c(=O)n(Cc2cccc3c(C)c(C)n(C)c23)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.