label: 1-hexadecanoyl-2-(9-oxononanoyl)-sn-glycero-3-phosphocholine + H2O => 2-(9-oxononanoyl)-sn-glycero-3-phosphocholine + hexadecanoate + H(+)
label_lc: 1-hexadecanoyl-2-(9-oxononanoyl)-sn-glycero-3-phosphocholine + h2o => 2-(9-oxononanoyl)-sn-glycero-3-phosphocholine + hexadecanoate + h(+)