preferred_name: arginine + H2O => ornithine + urea [ARG2] (Danio rerio)
preferred_name_lc: arginine + h2o => ornithine + urea [arg2] (danio rerio)
label: arginine + H2O => ornithine + urea [ARG2] (Danio rerio)
label_lc: arginine + h2o => ornithine + urea [arg2] (danio rerio)