Using CC1(C)CCCC(C)(C)N1[O], CCC(C(=O)OC(C)(C)C)[C@@H](N)O to produce CC[C@](N)(C=O)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.