Ключевые слова: additive, anxiolytic, atom, atomic, blue, carbon, chemical, chemistry, dark blue, drawing, ester, flat, flavor, formula, hydrogen, icon, illustration, isovalerate, isovaleric, isovaleric acid, menthyl, menthyl ester, menthyl isovalerate, molecular, molecule, organic, oxygen, skeletal, structural, structure, validol, validolum, white,