Using CC(=O)OC(C)=O, COC(=O)[C@H]1CC[C@H](CN)CC1 to produce COC(=O)[C@H]1CC[C@H](CNC(C)=O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.