preferred_name: Spermine  => N-acetylated spermine (Rattus norvegicus)
preferred_name_lc: spermine  => n-acetylated spermine (rattus norvegicus)
label: Spermine  => N-acetylated spermine (Rattus norvegicus)
label_lc: spermine  => n-acetylated spermine (rattus norvegicus)