the extent of formation of 2-mercapto-n-isopropylacetanilide by mixed pig caecal micro-organisms from mercapturic acid-pathway metabolites of 14c-propachlor was as follows : glutathione ( 43.4 % ) , cysteine ( 32.6 % ) , n-acetylcysteine ( 5.2 % ) , and the s-oxide of the n-acetylcysteine conjugate of propachlor ( 6.1 % ) .
C0010654
cysteine
C0001047
n-acetylcysteine