Using CCOC(=O)c1c(C)n(-c2ccccc2)c(=O)c2ccccc12 to produce Cc1c(C(=O)O)c2ccccc2c(=O)n1-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.