Using COC(=O)Cc1cn2c(-c3ccc(Cl)cc3Cl)c(C#N)c(C)nc2n1 to produce Cc1nc2nc(CC(=O)O)cn2c(-c2ccc(Cl)cc2Cl)c1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.