The molecule of the title compound. C21H26N2O6. which lies across a crystallographic inversion centre. crystallizes with two unique half-molecules in the symmetric unit and adopts a linear configuration and the imino group is coplanar with the aromatic ring. https://www.markbroyard.com/quick-sale-savannah-tropic-pure-argan-oil-hair-serum-125ml-oos-on-sale-mega-super/