preferred_name: 1-haloalkane + H2O => a halide anion + a primary alcohol + H(+)
preferred_name_lc: 1-haloalkane + h2o => a halide anion + a primary alcohol + h(+)
label: 1-haloalkane + H2O => a halide anion + a primary alcohol + H(+)
label_lc: 1-haloalkane + h2o => a halide anion + a primary alcohol + h(+)