preferred_name: 3-MCC or 3-MCC (mat) or 3MGA or BKT or HMG or MCD or BIO
preferred_name_lc: 3-mcc or 3-mcc (mat) or 3mga or bkt or hmg or mcd or bio
label: 3-MCC or 3-MCC (mat) or 3MGA or BKT or HMG or MCD or BIO
label_lc: 3-mcc or 3-mcc (mat) or 3mga or bkt or hmg or mcd or bio