label: a 1-(9Z-octadecenoyl)-2-acyl-sn-glycero-3-phosphate + H2O => 1-(9Z-octadecenoyl)-sn-glycero-3-phosphate + a fatty acid + H(+)
label_lc: a 1-(9z-octadecenoyl)-2-acyl-sn-glycero-3-phosphate + h2o => 1-(9z-octadecenoyl)-sn-glycero-3-phosphate + a fatty acid + h(+)