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(2018)4-(Cyclohexyl-furan-2-yl-methyl)-1,2-diphenyl-pyrazolidine-3,5-dione
4-(Furan-2-yl-phenyl-methyl)-1,2-diphenyl-pyrazolidine-3,5-dione
4-(1-Furan-2-yl-propyl)-1,2-diphenyl-pyrazolidine-3,5-dione
4-(1-Furan-2-yl-ethyl)-1,2-diphenyl-pyrazolidine-3,5-dione
(3,5-Dioxo-1,2-diphenyl-pyrazolidin-4-yl)-furan-2-yl-acetonitrile