Using COc1ccc2c(c1)C(c1ccccc1)NC(=S)N2CC1CC1 to produce COc1ccc2c(c1)c(-c1ccccc1)nc(=S)n2CC1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.