eugenol herbal essential oil molecule. present in cloves, nutmeg, etc. 3d rendering. atoms are represented as spheres with

eugenol eugenole phenylpropene phenylpropanoid clove oil nutmeg essential cinnamon basil perfume fragrance antiseptic anaesthetic dentistry dentist tooth eugenic caryophyllic allylguaiacol allergy allergen allergic contact skin sensitiser sensitizer sensitisation sensitization patch test dermatology dermatologist hydrogen carbon oxygen balsam peru cloves molecule atoms atomic model molecular compound composition chemical chemistry 3d rendering science scientific