ethyl 11-cyano-4-oxo-7,8,9,10-tetrahydropyrimido[1,2-b]isoquinoline-3-carboxylate

allyl-cyclohex-1-enyl-malononitrile

2-allyl-2-cyclohexylmalononitrile

14-aminodispiro[5.0.5⁷.3⁶]pentadec-14-ene-13,13,15-tricarbonitrile

4-cyclohexylidene-2-phenyl-1,3-oxazol-5-one