label: a 1-O-(1Z-alkenyl)-sn-glycero-3-phosphoethanolamine + H2O => 1-O-(1Z-alkenyl)-sn-glycerol + phosphoethanolamine + H(+)
label_lc: a 1-o-(1z-alkenyl)-sn-glycero-3-phosphoethanolamine + h2o => 1-o-(1z-alkenyl)-sn-glycerol + phosphoethanolamine + h(+)