S-sulfanyl-L-cysteine + L-cysteine => S-disulfanyl-L-cysteine + L-alanine
s-sulfanyl-l-cysteine + l-cysteine => s-disulfanyl-l-cysteine + l-alanine
S-sulfanyl-L-cysteine + L-cysteine => S-disulfanyl-L-cysteine + L-alanine
s-sulfanyl-l-cysteine + l-cysteine => s-disulfanyl-l-cysteine + l-alanine