Using CC1CCCN(CCOc2ccc(C(O)c3c(-c4ccc(O)cc4)sc4cc(O)ccc34)cc2)C1 to produce CC1CCCN(CCOc2ccc(Cc3c(-c4ccc(O)cc4)sc4cc(O)ccc34)cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.