preferred_name: arsenite + methanol + A + H(+) => methylarsonous acid + AH2 + O2
preferred_name_lc: arsenite + methanol + a + h(+) => methylarsonous acid + ah2 + o2
label: arsenite + methanol + A + H(+) => methylarsonous acid + AH2 + O2
label_lc: arsenite + methanol + a + h(+) => methylarsonous acid + ah2 + o2