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