Using OC1CCCNC1, CC(C)c1csc(/C=C/c2ccn3c(=O)cc(O)nc3c2)n1 to produce CC(C)c1csc(/C=C/c2ccn3c(=O)cc(N4CCCC(O)C4)nc3c2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.