2-{3-Cyano-5,5-dimethyl-4-[4-(piperidin-1-yl)buta-1,3-dienyl]-2,5-dihydrofuran-2-ylidene}malononitrile

The title compound, C19H20N4O, crystallizes as twinned crystals containing two independent molecules which pack into a three-dimensional matrix via several C-HN(cyano) interactions, with a C...N range of 3.324 (8)-3.568 (8) Å and C-HN angles in the range 147-166°