Using CC(C)(C)OC(=O)N[C@H](CCC(=O)OCc1ccccc1)C(=O)O, O=C1CCC(=O)N1O to produce CC(C)(C)OC(=O)N[C@H](CCC(=O)OCc1ccccc1)C(N)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.