Using CC(=O)OC(C)=O, CC(C)(C)OC(=O)N1C[C@@H]2C[C@H]1CN2 to produce CC(=O)N1C[C@@H]2C[C@H]1CN2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.