preferred_name: glyoxal + L-cysteinyl-[protein] = S-(1-hydroxy-2-oxoethyl)-L-cysteinyl-[protein]
preferred_name_lc: glyoxal + l-cysteinyl-[protein] = s-(1-hydroxy-2-oxoethyl)-l-cysteinyl-[protein]
label: glyoxal + L-cysteinyl-[protein] = S-(1-hydroxy-2-oxoethyl)-L-cysteinyl-[protein]
label_lc: glyoxal + l-cysteinyl-[protein] = s-(1-hydroxy-2-oxoethyl)-l-cysteinyl-[protein]