Sudarma, I.M., et al. “Competitive Reaction of –OH and –NH2 Functional Groups on Synthesis of Bioactive Ortho-Cetamol Derivative (4-Allyl-2-Methoxy-N-Acetyl-O-Amino Phenol) from Amino-Eugenol”. Asian Journal of Chemistry, vol. 27, no. 10, June 2015, pp. 3887-90, doi:10.14233/ajchem.2015.19046.