Using OCc1ccccn1, Clc1nn2c(-c3cccs3)nnc2cc1C1CCCC1 to produce c1ccc(COc2nn3c(-c4cccs4)nnc3cc2C2CCCC2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.