preferred_name: [DsrC protein]-disulfide + hydrogen sulfide + H(+) = [DsrC protein]-S-sulfanyl-L-cysteine/L-cysteine
preferred_name_lc: [dsrc protein]-disulfide + hydrogen sulfide + h(+) = [dsrc protein]-s-sulfanyl-l-cysteine/l-cysteine
label: [DsrC protein]-disulfide + hydrogen sulfide + H(+) = [DsrC protein]-S-sulfanyl-L-cysteine/L-cysteine
label_lc: [dsrc protein]-disulfide + hydrogen sulfide + h(+) = [dsrc protein]-s-sulfanyl-l-cysteine/l-cysteine