Using COc1ccc(-c2n[nH]c3ncnc(Nc4cccc(Cl)c4)c23)cc1 to produce Oc1ccc(-c2n[nH]c3ncnc(Nc4cccc(Cl)c4)c23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.