Entry ID : bmse000034 Chem. Comp. : L-Cysteine Formula : C3 H7 N O2 S Formula Wt. : 121.1582 InChi Code : InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1 is Aromatic :