Using CC(C)(C)OC(=O)N[C@H]1COc2c(cccc2-c2ccccc2)NC1=O to produce N[C@H]1COc2c(cccc2-c2ccccc2)NC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.