Using CCNC(=O)CCl, Cc1nc(-c2cn3c(n2)-c2ccc(C4CCNCC4)cc2OCC3)n(C(C)C)n1 to produce CCNC(=O)CN1CCC(c2ccc3c(c2)OCCn2cc(-c4nc(C)nn4C(C)C)nc2-3)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.