90778-81-7 L-ISOLEUCINE, N-(5-(1,3-BENZODIOXOL-5-YL)-1-OXO-2,4-PENTADIENYL)- N-(5-(1,3-Benzodioxol-5-yl)-1-oxo-2,4-pentadienyl)-L-isoleucin N-Piperoylisoleucin