Ketophalloidin

tert-butyl 2-amino-4-fluoropent-4-enoate

tert-butyl 2-(benzhydrylideneamino)-4-fluoropent-4-enoate

diethyl 2-acetamido-2-(2-oxopropyl)propanedioate

N-Formyl-α-aethoxycarbonyl-γ-oxo-DL-norvalin-aethylester