1 ZRL 7-bromo-2-pyridin-4-yl-5h-thieno[3,2-C]pyridin-4-one 1.000 2 0SY 2-(pyridin-4-yl)-1,5,6,7-tetrahydro-4h-pyrrolo[3,2-C]pyridin-4-one 0.833 3 ZRK 2-(4-pyridinyl)furo[3,2-C]pyridin-4(5h)-one 0.833 4 UAY 7-imino-2-phenylthieno[3,2-C]pyridine-4,6(5h,7h)-dione 0.750 5 4VU (2r)-2-(pyridin-3-yl)-1-azabicyclo[2.2.2]octane 0.722 6 U8T 6-bromanylspiro[3~{H}-chromene-2,4'-piperidine]-4-one 0.700