Using CC(C)(C)c1cc(NC(c2ccccc2)(c2ccccc2)c2ccccc2)n(CC2CCOC2)n1 to produce CC(C)(C)c1cc(N)n(CC2CCOC2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.