This compound was prepared by condensation of N-[2,4-bis(methylthio)-6-methylpyridin-3-yl]-2-bromoacetamide (I) with 1-[2-(oxazolo[4,5-b]pyridin-2-ylsulfanyl)ethyl]piperazine bis(trifluoroacetate) (II) using K2CO3 and a crown ether in hot DMF.