Fig. 2
From: Spectroscopic, antioxidant and cytotoxicity studies of vanillic acids

The structures of vanillic, isovanillic and o-vanillic acids calculated in B3LYP/6-311G++(d, p).
From: Spectroscopic, antioxidant and cytotoxicity studies of vanillic acids
The structures of vanillic, isovanillic and o-vanillic acids calculated in B3LYP/6-311G++(d, p).