Using CC1=C[C@@H](Cc2ccc(-c3ccccc3)cc2)N(C(=O)OC(C)(C)C)C1=O, C1CCOC1 to produce C/C(=C/[C@@H](Cc1ccc(-c2ccccc2)cc1)NC(=O)OC(C)(C)C)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.