2-[(3S,4S)-1-(aminomethyl)-3,4-dimethylcyclopentyl]acetic acid
2-[(3S,4S)-1-(aminomethyl)-3,4-dimethyl-cyclopentyl]acetic acid
2-[(3S,4S)-1-(aminomethyl)-3,4-dimethyl-cyclopentyl]ethanoic acid