preferred_name: prostaglandin G2 = (15S)-15-hydroperoxy-prostaglandin E2
preferred_name_lc: prostaglandin g2 = (15s)-15-hydroperoxy-prostaglandin e2
label: prostaglandin G2 = (15S)-15-hydroperoxy-prostaglandin E2
label_lc: prostaglandin g2 = (15s)-15-hydroperoxy-prostaglandin e2