preferred_name: L-homoserine lactone + a carboxylate => an N-acyl-L-homoserine lactone + H2O
preferred_name_lc: l-homoserine lactone + a carboxylate => an n-acyl-l-homoserine lactone + h2o
label: L-homoserine lactone + a carboxylate => an N-acyl-L-homoserine lactone + H2O
label_lc: l-homoserine lactone + a carboxylate => an n-acyl-l-homoserine lactone + h2o