preferred_name: N(alpha)-acetyl-L-methionyl-L-alanyl-L-serine + H2O => L-alanyl-L-serine + N-acetyl-L-methionine
preferred_name_lc: n(alpha)-acetyl-l-methionyl-l-alanyl-l-serine + h2o => l-alanyl-l-serine + n-acetyl-l-methionine
label: N(alpha)-acetyl-L-methionyl-L-alanyl-L-serine + H2O => L-alanyl-L-serine + N-acetyl-L-methionine
label_lc: n(alpha)-acetyl-l-methionyl-l-alanyl-l-serine + h2o => l-alanyl-l-serine + n-acetyl-l-methionine