preferred_name: sepiapterin + H2O + H(+) => xanthopterin-B2 + NH4(+)
preferred_name_lc: sepiapterin + h2o + h(+) => xanthopterin-b2 + nh4(+)
label: sepiapterin + H2O + H(+) => xanthopterin-B2 + NH4(+)
label_lc: sepiapterin + h2o + h(+) => xanthopterin-b2 + nh4(+)