6165-01-1 6H-Purine-6-thione, 9-butyl-1,9-dihydro- (9CI) 9-(n-Butyl)-6-mercaptopurine 9-Butyl mercaptopurine 9-Butyl-1,9-dihydro-6H-purine-6-thione 9-Butyl-6-MP 9-Butyl-6-mercaptopurine 9-Butyl-6MP 9-Butyl-9H-purine-6-thiol 9H-Purine-6-thiol, 9-butyl- AI3-50239 BuMP NSC 19488 SRI 753