2-methoxy-4-vinylphenol + O2 <=> vanillin + formaldehyde
2-methoxy-4-vinylphenol + o2 <=> vanillin + formaldehyde
2-methoxy-4-vinylphenol + O2 <=> vanillin + formaldehyde
2-methoxy-4-vinylphenol + o2 <=> vanillin + formaldehyde