1 FQE 8-[4-[2-[4-[3-[2-(dimethylamino)ethyl]phenyl]piperidin-1-yl]ethyl]pyrazol-1-yl]-3~{H}-pyrido[3,4-D]pyrimidin-4-one 1.000 2 5UO 8-[4-[2-[4-(4-chlorophenyl)piperidin-1-yl]ethyl]pyrazol-1-yl]-3~{H}-pyrido[3,4-D]pyrimidin-4-one 0.833 3 FQ5 8-[4-[2-[4-(3-chlorophenyl)piperidin-1-yl]ethyl]pyrazol-1-yl]-3~{H}-pyrido[3,4-D]pyrimidin-4-one 0.833 4 FQH 8-[4-[2-[4-[3-(trifluoromethyl)phenyl]piperidin-1-yl]ethyl]pyrazol-1-yl]-3~{H}-pyrido[3,4-D]pyrimidin-4-one 0.816 5 5UJ 8-[4-[2-[4-[3,5-bis(chloranyl)phenyl]piperidin-1-yl]ethyl]pyrazol-1-yl]-3~{H}-pyrido[3,4-D]pyrimidin-4-one 0.811 6 FOW 8-[4-(2-spiro[1,2-dihydroindene-3,4'-piperidine]-1'-ylethyl)pyrazol-1-yl]-3~{H}-pyrido[3,4-D]pyrimidin-4-one 0.811 7 FQQ 8-[4-[2-[4-(3-chlorophenyl)-4-methyl-piperidin-1-yl]ethyl]pyrazol-1-yl]-3~{H}-pyrido[3,4-D]pyrimidin-4-one 0.811 8 FQB 8-[4-[2-[4-[4-[2-(dimethylamino)ethyl]phenyl]piperidin-1-yl]ethyl]pyrazol-1-yl]-3~{H}-pyrido[3,4-D]pyrimidin-4-one 0.750 9 FNQ 8-[4-[2-[4-(4-pyridin-3-ylphenyl)piperidin-1-yl]ethyl]pyrazol-1-yl]-3~{H}-pyrido[3,4-D]pyrimidin-4-one 0.732