Using COc1ccc(OC)c(CCc2ccc3ncnc(N(C(C)=O)C(C)=O)c3c2)c1 to produce COc1ccc(OC)c(CCc2ccc3ncnc(N)c3c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.