Using COc1cccc(-c2nc3c(NC4CCCC4)cccn3c2-c2ccnc(NC3CCCC3)n2)c1 to produce Oc1cccc(-c2nc3c(NC4CCCC4)cccn3c2-c2ccnc(NC3CCCC3)n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.