Using Clc1ncccn1, c1ccc(CSc2n[nH]c(SCc3ccccc3)n2)cc1 to produce c1ccc(CSc2nc(SCc3ccccc3)n(-c3ncccn3)n2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.