1-O-hexadecyl-2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphocholine + H2O <=> 1-O-hexadecyl-sn-glycero-3-phosphocholine + (5Z,8Z,11Z,14Z)-eicosatetraenoate + H(+)
1-o-hexadecyl-2-(5z,8z,11z,14z)-eicosatetraenoyl-sn-glycero-3-phosphocholine + h2o <=> 1-o-hexadecyl-sn-glycero-3-phosphocholine + (5z,8z,11z,14z)-eicosatetraenoate + h(+)