preferred_name: an N-(fatty acyl)-L-methionine + H2O <=> a fatty acid + L-methionine
preferred_name_lc: an n-(fatty acyl)-l-methionine + h2o <=> a fatty acid + l-methionine
label: an N-(fatty acyl)-L-methionine + H2O <=> a fatty acid + L-methionine
label_lc: an n-(fatty acyl)-l-methionine + h2o <=> a fatty acid + l-methionine