Using Clc1nc2ccccc2s1, Nc1ccc(Oc2nccnc2C2CCCOC2)cc1 to produce c1ccc2sc(Nc3ccc(Oc4nccnc4C4CCCOC4)cc3)nc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.