label: a 1-hexadecanoyl-2-acyl-sn-glycero-3-phosphocholine + (24S)-hydroxycholesterol = (24S)-24-hydroxycholesterol ester + 1-hexadecanoyl-sn-glycero-3-phosphocholine
label_lc: a 1-hexadecanoyl-2-acyl-sn-glycero-3-phosphocholine + (24s)-hydroxycholesterol = (24s)-24-hydroxycholesterol ester + 1-hexadecanoyl-sn-glycero-3-phosphocholine