Using Cc1c(O)cn2ncnc(Oc3ccccc3)c12, OCCCN1CCCCC1 to produce Cc1c(OCCCN2CCCCC2)cn2ncnc(Oc3ccccc3)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.