label: 1-octadecanoyl-2-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphoserine + H2O => 1-octadecanoyl-sn-glycero-3-phosphoserine + (9Z,12Z)-octadecadienoate + H(+)
label_lc: 1-octadecanoyl-2-(9z,12z-octadecadienoyl)-sn-glycero-3-phosphoserine + h2o => 1-octadecanoyl-sn-glycero-3-phosphoserine + (9z,12z)-octadecadienoate + h(+)