Using CC(=O)Oc1ccc(C(=O)N2CCN(C(N)=O)C2=O)cc1OC(C)=O to produce NC(=O)N1CCN(C(=O)c2ccc(O)c(O)c2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.