preferred_name: L-arginyl-L-alpha-amino acid(in) => L-arginyl-L-alpha-amino acid(out)
preferred_name_lc: l-arginyl-l-alpha-amino acid(in) => l-arginyl-l-alpha-amino acid(out)
label: L-arginyl-L-alpha-amino acid(in) => L-arginyl-L-alpha-amino acid(out)
label_lc: l-arginyl-l-alpha-amino acid(in) => l-arginyl-l-alpha-amino acid(out)