New ferrocene derivatives as N-(3-piperidin-1-ylpropyl)ferrocenamide (Fc-3ppa) and N-(pyridine-3-ylmethyl)ferrocenamide (Fc-3pica) and structural investigations were carried out with 1H. 13C. DEPT 45 or 135. HETCOR. https://cosmeticssquadets.shop/product-category/bras/