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System.Object
GrapeCity.Documents.DX.DisposeBase
GrapeCity.Documents.DX.CppObject
GrapeCity.Documents.DX.ComObject
GrapeCity.Documents.DX.Direct2D.Resource
GrapeCity.Documents.DX.Direct2D.Brush
GrapeCity.Documents.DX.Direct2D.RadialGradientBrush