preferred_name: a lipid IIB + a 2-acyl-sn-glycero-3-phosphocholine => a lipid IIA + a 1,2-diacyl-sn-glycero-3-phosphocholine
preferred_name_lc: a lipid iib + a 2-acyl-sn-glycero-3-phosphocholine => a lipid iia + a 1,2-diacyl-sn-glycero-3-phosphocholine
label: a lipid IIB + a 2-acyl-sn-glycero-3-phosphocholine => a lipid IIA + a 1,2-diacyl-sn-glycero-3-phosphocholine
label_lc: a lipid iib + a 2-acyl-sn-glycero-3-phosphocholine => a lipid iia + a 1,2-diacyl-sn-glycero-3-phosphocholine