Using CC(C)(C)OC(=O)N1CCC(c2ccccc2)=C(C(=O)O)C1 to produce CC(C)(C)OC(=O)N1CC[C@H](c2ccccc2)[C@H](C(=O)O)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.