Using COC(=O)c1ccc(C(=O)NN)cc1, CNC(=O)c1ccc(C(=O)OC)cc1 to produce COC(=O)c1ccc(-c2nnc(-c3ccc(C(=O)OC)cc3)n2C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.