Using CCOC(=O)[C@H]1CC[C@H](C(=O)N2CCN(C3CCN(C(=O)OC(C)(C)C)CC3)CC2)CC1 to produce CC(C)(C)OC(=O)N1CCC(N2CCN(C(=O)[C@H]3CC[C@H](C(=O)O)CC3)CC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.