dodecanoyl-CoA + 1-hexadecanoyl-sn-glycero-3-phosphocholine <=> 1-hexadecanoyl-2-dodecanoyl-sn-glycero-3-phosphocholine + CoA
dodecanoyl-coa + 1-hexadecanoyl-sn-glycero-3-phosphocholine <=> 1-hexadecanoyl-2-dodecanoyl-sn-glycero-3-phosphocholine + coa