preferred_name: vanillate + formaldehyde + A + H2O => 3,4-dimethoxybenzoate + AH2 + O2
preferred_name_lc: vanillate + formaldehyde + a + h2o => 3,4-dimethoxybenzoate + ah2 + o2
label: vanillate + formaldehyde + A + H2O => 3,4-dimethoxybenzoate + AH2 + O2
label_lc: vanillate + formaldehyde + a + h2o => 3,4-dimethoxybenzoate + ah2 + o2