1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phospho-(1D-myo-inositol) + H2O <=> 1-octadecanoyl-sn-glycero-3-phospho-(1D-myo-inositol) + (5Z,8Z,11Z,14Z)-eicosatetraenoate + H(+)
1-octadecanoyl-2-(5z,8z,11z,14z-eicosatetraenoyl)-sn-glycero-3-phospho-(1d-myo-inositol) + h2o <=> 1-octadecanoyl-sn-glycero-3-phospho-(1d-myo-inositol) + (5z,8z,11z,14z)-eicosatetraenoate + h(+)