1H-Pyrazolo(3, 4-g)quinoline, 4, 4a, 5, 6, 7, 8, 8a, 9-octahydro-5-propyl-, dihydrochloride, trans-(+-)-

1H-Pyrazolo(4, 3-d)pyrimidin-7(6H)-one, 3-methyl-6-(alpha-methylbenzyl)-

1H-Pyrazolo(4, 3-d)pyrimidin-7(6H)-one, 6-(2, 4-dichloroanilino)-3-methyl-

1H-Pyrazolo(4, 3-d)pyrimidin-7(6H)-one, 6-isopentyl-3-methyl-

1H-Pyrazolo(4, 3-g)quinazolin-5-yl hydrosulfide

1H-Pyrazolol

1H-Pyridazino(1, 2-a)(1, 2, 5)triazepine-1, 5(2H)-dione, hexahydro-3-(2-methylpropyl)-

1H-Pyridazino(1, 2-a)(1, 2, 5)triazepine-1, 5(2H)-dione, hexahydro-3-(4-ethoxyphenyl)-

1H-Pyridazino(1, 2-a)(1, 2, 5)triazepine-1, 5(2H)-dione, hexahydro-3-(4-methylphenyl)-

1H-Pyridazino(1, 2-a)(1, 2, 5)triazepine-1, 5(2H)-dione, hexahydro-3-(phenylmethyl)-

1H-Pyridazino(1, 2-a)(1, 2, 5)triazepine-1, 5(2H)-dione, hexahydro-3-phenyl-

1H-Pyridazino(1, 2-c)(1, 3, 4)oxadiazine, hexahydro-

1H-Pyridazino(4, 5-b)carbazole-1, 4(6H)-dione, 2, 3-dihydro-5, 6-dimethyl-

1H-Pyridazino(4, 5-b)carbazole-1, 4(6H)-dione, 2, 3-dihydro-5-ethyl-

1H-Pyridazino(4, 5-b)carbazole-1, 4(6H)-dione, 2, 3-dihydro-5-methyl-

1H-Pyridazino(4, 5-b)carbazole-1, 4(6H)-dione, 5-ethyl-2, 3-dihydro-6-methyl-

1H-Pyridazino(4, 5-b)indol-1-one, 2, 5-dihydro-4-(3, 5-dimethyl-1H-pyrazol-1-yl)-, hydrazone, hydrochloride

1H-Pyridazino(4, 5-b)indole-1, 4(5H)-dione, 2, 3-dihydro-

1H-Pyridin-2-amine, N, 3, 4, 5, 6-pentachloro-2-methyl-

1H-Pyridin-2-one, 6-ethyl-