label: a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol) + an N-acylsphing-4-enine = an N-acylsphing-4-enine-(1D-myo-inositol) + a 1,2-diacyl-sn-glycerol
label_lc: a 1,2-diacyl-sn-glycero-3-phospho-(1d-myo-inositol) + an n-acylsphing-4-enine = an n-acylsphing-4-enine-(1d-myo-inositol) + a 1,2-diacyl-sn-glycerol