preferred_name: an N-fatty-acyl-L-alpha-amino acid + H2O => an L-alpha-amino acid + a fatty acid
preferred_name_lc: an n-fatty-acyl-l-alpha-amino acid + h2o => an l-alpha-amino acid + a fatty acid
label: an N-fatty-acyl-L-alpha-amino acid + H2O => an L-alpha-amino acid + a fatty acid
label_lc: an n-fatty-acyl-l-alpha-amino acid + h2o => an l-alpha-amino acid + a fatty acid