Using CC(=O)OC(C)=O, CNc1cc(-n2cc(-c3cccc(N)c3)c3ccc(-c4ccc(OC)cc4)cc32)ncn1 to produce CNc1cc(-n2cc(-c3cccc(NC(C)=O)c3)c3ccc(-c4ccc(OC)cc4)cc32)ncn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.