(3Z)-3-(1-((5-methyl-1H-pyrazol-3-yl)amino)ethylidene)-4,5-dihydrofuran-2(3H)-one-6-(2-hydroxyethyl)-2,5-dimethylpyrazolo(1,5-a)pyrimidin-7(4H)-one
(3z)-3-(1-((5-methyl-1h-pyrazol-3-yl)amino)ethylidene)-4,5-dihydrofuran-2(3h)-one-6-(2-hydroxyethyl)-2,5-dimethylpyrazolo(1,5-a)pyrimidin-7(4h)-one