4-[5-(2,2-Dicyano-vinyl)-4-pyrrolidin-1-yl-3,6-dihydro-2H-pyridin-1-yl]-benzoic acid tert-butyl ester

1-<4-(tert-butoxycarbonyl)phenyl>-4-(N-pyrrolidino)-1,2,5,6-tetrahydropyridine

2-amino-7-<4-(tert-butoxycarbonyl)phenyl>-5-deaza-6,7,8,9-tetrahydro-4(3H)-pyrido<3,4-g>pteridinone

2,4-diamino-7-<4-(tert-butoxycarbonyl)phenyl>-5-deaza-6,7,8,9-tetrahydropyrido<3,4-g>pteridine

2-acetamido-7-<4-(tert-butoxycarbonyl)phenyl>-5-deaza-6,7,8,9-tetrahydro-4(3H)-pyrido<3,4-g>pteridinone