Using COc1ccc(CNc2cnn(C(C)C)c(=O)c2Cl)c(OC)c1 to produce COc1ccc(CNc2cnn(C(C)C)c(=O)c2)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.