Using C1=COC(c2cccnc2Oc2ccc(Nc3nc4ccccc4s3)cc2)CC1 to produce c1cnc(Oc2ccc(Nc3nc4ccccc4s3)cc2)c(C2CCCCO2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.