preferred_name: S-sulfanyl-L-cysteine + L-cysteine = S-disulfanyl-L-cysteine + L-alanine
preferred_name_lc: s-sulfanyl-l-cysteine + l-cysteine = s-disulfanyl-l-cysteine + l-alanine
label: S-sulfanyl-L-cysteine + L-cysteine = S-disulfanyl-L-cysteine + L-alanine
label_lc: s-sulfanyl-l-cysteine + l-cysteine = s-disulfanyl-l-cysteine + l-alanine