preferred_name: anserine + H2O <=> N(pros)-methyl-L-histidine + beta-alanine
preferred_name_lc: anserine + h2o <=> n(pros)-methyl-l-histidine + beta-alanine
label: anserine + H2O <=> N(pros)-methyl-L-histidine + beta-alanine
label_lc: anserine + h2o <=> n(pros)-methyl-l-histidine + beta-alanine