2-(5-Methoxypyridin-3-yl)butanoic acid

N-(1-{3-cyclobutyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)-2-(3,5-dimethyl-1,2-oxazol-4-yl)-N-methylacetamide

N-(1-{3-cyclobutyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)-N-methylcyclohex-3-ene-1-carboxamide

N-(1-{3-cyclobutyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)-N-methyloxolane-3-carboxamide

13'-Bromo-8'-methyl-2',8'-diazaspiro[cyclopropane-1,9'-tricyclo[8.4.0.0,2,6]tetradecane]-1'(14'),3',5',10',12'-pentaen-7'-one

(5-Amino-3-chloro-2-pyridinyl)-1-pyrrolidinylmethanone

N-(1-{3-cyclobutyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)-N,4-dimethyl-1,3-thiazole-5-carboxamide

N-(1-{3-cyclobutyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)-N-methyl-1H-1,2,4-triazole-5-carboxamide

N-(1-{3-cyclobutyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)-N,1,3-trimethyl-1H-pyrazole-5-carboxamide

N-(1-{3-cyclobutyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)-N-methyl-1,3-thiazole-4-carboxamide

N-(1-{3-cyclobutyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}azetidin-3-yl)-6-(dimethylamino)-N-methylpyridazine-3-carboxamide