Using COC(=O)CCNC(C)(C)c1ccc2cc(OC3CCC(C(C)(C)C)CC3)ccc2n1 to produce CC(C)(NCCC(=O)O)c1ccc2cc(O[C@H]3CC[C@H](C(C)(C)C)CC3)ccc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.