preferred_name: 2-glyceryl-prostaglandin E2 => 2-glyceryl-prostaglandin H2
preferred_name_lc: 2-glyceryl-prostaglandin e2 => 2-glyceryl-prostaglandin h2
label: 2-glyceryl-prostaglandin E2 => 2-glyceryl-prostaglandin H2
label_lc: 2-glyceryl-prostaglandin e2 => 2-glyceryl-prostaglandin h2