1′-(1,3-Diphenyl-1<i>H</i>-pyrazol-4-yl)-1′′-(prop-2-en-1-yl)-2′,3′,5′,6′,7′,7a'-hexahydro-1′<i>H</i>-dispiro[1-benzopyran-3,2′-pyrrolizine-3′,3′′-indoline]-2′′,4-dione 0.75-hydrate
Acta crystallographica. Section E