preferred_name: L-histidyl-L-leucine + angiotensin II => angiotensin I + H2O
preferred_name_lc: l-histidyl-l-leucine + angiotensin ii => angiotensin i + h2o
label: L-histidyl-L-leucine + angiotensin II => angiotensin I + H2O
label_lc: l-histidyl-l-leucine + angiotensin ii => angiotensin i + h2o