1 BPE (2s)-2-amino-3-[(3-aminopropyl)sulfanyl]propan-1-ol 1.000 2 I3L Allyl-cysteine 0.818 3 6KM S-propanoyl-L-cysteine 0.750 4 CSA S-acetonylcysteine 0.750 5 OO0 Alliin 0.750 6 ECX S-ethyl-L-cysteine 0.727