Why isn’t the richtextbox displaying this table properly?

Apparently, the RichTextBox provided by Microsoft doesn’t fully support the RTF specs. For some reason, it won’t permit multi-lined rows, and destroys formatting instead. Forexample, here is the RTF code to generate a table: \par \trowd\trgaph108\trleft36\trqc\trrh280\trpaddl108\trpaddr108\trpaddfl3\trpaddfr3 \cellx2000\cellx4000\cellx6000\cellx6500\cellx8500\cellx9000\cellx11000 \pard\intbl Length of Time until Replayment\cell\cell Flate Fee Percentage\cell\cell Broker and Application Fees\cell\cell Total lien on case\cell\row \trowd\trgaph108\trleft36\trqc\trrh280\trpaddl108\trpaddr108\trpaddfl3\trpaddfr3 … Read more