2-Propenal, 3-[4-[6-[(1E,3E)-3-[(1,4,5,6-tetrahydro-2-pyrimidinyl)hydrazono]-1-propenyl]imidazo[1,2-a]pyridin-2-yl]phenyl]-, (1,4,5,6-tetrahydro-2-pyrimidinyl)hydrazone, (1E,2E)-, trihydrobromide AIDS-057686 AIDS057686 NSC690243