Using CC(C)(C)OC(=O)N(Cc1ccccc1)Cc1cccc2cc[nH]c12 to produce CC(C)(C)OC(=O)N(Cc1ccccc1)Cc1cccc2c1NCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.