label: 2-Methyl-3-Hydroxybutyrylcarnitine (C5-OH) &#x7C; Cerebral spinal fluid &#x7C; Chemistry - non-challenge
label_lc: 2-methyl-3-hydroxybutyrylcarnitine (c5-oh) &#x7c; cerebral spinal fluid &#x7c; chemistry - non-challenge