Using CN(C)C=O, Nc1nc(N)c2c(ccc3[nH]c4c(c32)CCCC4)n1 to produce Cn1c2c(c3c4c(N)nc(N)nc4ccc31)CCCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.