2-(Trifluoroacetyl)imidazoles, 2-Trifluoroacetyl-1,3-thiazoles, and 2-Trifluoroacetyl-1,3-oxazoles - Khodakovskiy, Pavel V; Volochnyuk, Dmitriy M; Panov, Dmitriy M; Pervak, Igor I; Zarudnitskii, Evgenij V; Shishkin, Oleg V; Yurchenko, Aleksandr A; Shivanyuk, Alexander; Tolmachev, Andrey A (Synthesis, 2008)