Using Fc1ccccc1Cn1nc(-c2nc(Cl)c(N3CC4CCC(C3)O4)c(Cl)n2)c2cccnc21 to produce Fc1ccccc1Cn1nc(-c2ncc(N3CC4CCC(C3)O4)cn2)c2cccnc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.