Get C4 H9 HG N O2 S = cmh = s-(methylmercury)-l-cysteine Get C6 H7 HG N2 O2 S = ams = 3-mercuri-4-aminobenzenesulfonamide Get C8 H10 HG N2 O4 S = aas = 3-actoxymercuri-4-aminobenzenesulfonamide