preferred_name: Spermine  => N-acetylated spermine (Caenorhabditis elegans)
preferred_name_lc: spermine  => n-acetylated spermine (caenorhabditis elegans)
label: Spermine  => N-acetylated spermine (Caenorhabditis elegans)
label_lc: spermine  => n-acetylated spermine (caenorhabditis elegans)