Using COC(=O)Cc1c(C)n(-c2ccc(Cl)cc2)c2ncccc12 to produce Cc1c(CC(=O)O)c2cccnc2n1-c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.