preferred_name: a [peptide]-C-terminal (2S)-2-hydroxyglycine <=> a [peptide]-C-terminal amide + glyoxylate
preferred_name_lc: a [peptide]-c-terminal (2s)-2-hydroxyglycine <=> a [peptide]-c-terminal amide + glyoxylate
label: a [peptide]-C-terminal (2S)-2-hydroxyglycine <=> a [peptide]-C-terminal amide + glyoxylate
label_lc: a [peptide]-c-terminal (2s)-2-hydroxyglycine <=> a [peptide]-c-terminal amide + glyoxylate