Using O=C1CCCN1, OCC1CCN(c2nc(CCl)nc3scc(-c4ccccc4)c23)CC1 to produce O=C1CCCN1Cc1nc(N2CCC(CO)CC2)c2c(-c3ccccc3)csc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.