Using C=CCN(CC(=O)OCC)C(=O)Nc1ccc(C(C)=NO)cc1 to produce C=CCN1CC(=O)N(c2ccc(C(C)=NO)cc2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.