1 9H6 1-methyl-1'-(4-oxo-3,4,5,6,7,8-hexahydroquinazolin-2-yl)spiro[indole-3,4'-piperidin]-2(1h)-one 1.000 2 9H3 1'-(4-oxo-3,4,5,6,7,8-hexahydroquinazolin-2-yl)-2h-spiro[1-benzofuran-3,4'-piperidin]-2-one 0.893 3 9SU 2-(4-chloro-1,2-dihydro-1'H-spiro[indole-3,4'-piperidin]-1'-yl)-5,6,7,8-tetrahydroquinazolin-4(3h)-one 0.893 4 9H9 2-[4,6-difluoro-1-(2-hydroxyethyl)-1,2-dihydro-1'H-spiro[indole-3,4'-piperidin]-1'-yl]-5,6,7,8-tetrahydroquinazolin-4(3h)-one 0.839