CAS:72-19-5 Molecular formula:C4H9NO3 Molecular weight:119.11916
CAS:672-15-1 Molecular formula:C4H9NO3 Molecular weight:119.11916
CAS:56-45-1 Molecular formula:C3H7NO3 Molecular weight:105.09258
CAS:1464-42-2 Molecular formula:C5H11NO2Se Molecular weight:196.10634
CAS:3211-76-5 Molecular formula:C5H11NO2Se Molecular weight:196.10634