CAS:1464-42-2 Molecular formula:C5H11NO2Se Molecular weight:196.10634
CAS:3211-76-5 Molecular formula:C5H11NO2Se Molecular weight:196.10634
CAS:63-68-3 Molecular formula:C5H11NO2S Molecular weight:149.21134
CAS:59-51-8 Molecular formula:C5H11NO2S Molecular weight:149.21134
CAS:72-18-4 Molecular formula:C5H11NO2 Molecular weight:117.14634