preferred_name: S-(hercyn-2-yl)-L-cysteine S-oxide + AH2 + H(+) = ergothioneine + pyruvate + A + NH4(+)
preferred_name_lc: s-(hercyn-2-yl)-l-cysteine s-oxide + ah2 + h(+) = ergothioneine + pyruvate + a + nh4(+)
label: S-(hercyn-2-yl)-L-cysteine S-oxide + AH2 + H(+) = ergothioneine + pyruvate + A + NH4(+)
label_lc: s-(hercyn-2-yl)-l-cysteine s-oxide + ah2 + h(+) = ergothioneine + pyruvate + a + nh4(+)