preferred_name: 1,2-bis(4-hydroxy-3-methoxyphenyl)ethylene + O2 <=> 2 vanillin
preferred_name_lc: 1,2-bis(4-hydroxy-3-methoxyphenyl)ethylene + o2 <=> 2 vanillin
label: 1,2-bis(4-hydroxy-3-methoxyphenyl)ethylene + O2 <=> 2 vanillin
label_lc: 1,2-bis(4-hydroxy-3-methoxyphenyl)ethylene + o2 <=> 2 vanillin