good protection ( 80 % or more survivors ) was obtained with l-cysteine , n-acetylcysteine , thiamin . hcl , sodium metabisulfite , l-cysteic acid , and a combination ( cta ) of l-cysteine , thiamin . hcl , and l-ascorbic acid .
C0001047
n-acetylcysteine
C0010654
l-cysteine