Using CC1(C(=O)O)CC1, CC(C)(C)OC(=O)N1CC[C@H](N)C1 to produce CC(C)(C)OC(=O)N1CC[C@H](NC(=O)C2(C)CC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.