Using CCn1c(C=O)cc2cc(Oc3nc4ccccc4s3)ccc21, C1CCNCC1 to produce CCn1c(CN2CCCCC2)cc2cc(Oc3nc4ccccc4s3)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.