Using Cc1ccnc(N2CCC(N)C2)c1, CCNC(=S)NC(=O)OC(C)(C)C to produce CCNC(=NC1CCN(c2cc(C)ccn2)C1)NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.