1 D68 1-(2-{4-[(4as,8ar)-4-[3,4-bis(difluoromethoxy)phenyl]-1-oxo-1,2,4a,5,8,8a-hexahydrophthalazin-2-yl]piperidin-1-yl}-2-oxoethyl)-4,4-dimethylpiperidine-2,6-dione 1.000 2 D5T 1-[2-[4-[(4~{a}~{S},8~{a}~{R})-4-(3,4-dimethoxyphenyl)-1-oxidanylidene-4~{a},5,8,8~{a}-tetrahydrophthalazin-2-yl]piperi din-1-yl]-2-oxidanylidene-ethyl]-4,4-dimethyl-piperidine-2,6-dione 0.909 3 E8H 1-(2-{4-[(4as,8ar)-4-(3,4-dimethoxyphenyl)-1-oxo-1,2,4a,5,8,8a-hexahydrophthalazin-2-yl]piperidin-1-yl}-2-oxoethyl)pyrrolidine-2,5-dione 0.800