Using COC(=O)C(C)(C)c1ccc(CN2C[C@@H](C)N(C(=O)OC(C)(C)C)[C@@H](C)C2)cc1 to produce C[C@@H]1CN(Cc2ccc(C(C)(C)C(=O)O)cc2)C[C@H](C)N1C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.