Using COc1cc(C)c(-c2cn(C)c3c(NCCCC(N)=O)nc(C)nc23)c(C)c1 to produce COc1ccc(CCNCCNc2nc(C)nc3c(-c4c(C)cc(OC)cc4C)cn(C)c23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.