SEARCH Articles Figures Tables 1 - -4-aminobutan 2- Methyl-3-aminobutane 2-Aminobutane, oxidation 3- Methyl-l-aminobutane 4- aminobutan-l-ol 4-aminobutanal 4-aminobutanal L-Phenyl-3-aminobutane Phenyl-3-aminobutane