s/ Anthony B. Evnin ------------------------------- Anthony B. Evnin /s/ David R. Hathaway ------------------------------- David R. Hathaway /s/ Patrick F. Latterell ------------------------------- Patrick F. Latterell /s/ Ted H. McCourtney...Schedule 13g Filing Agreement • February 12th, 1999 • Venrock Associates
Pursuant to Rule 13d-1(k)(1) promulgated pursuant to the Securities Exchange Act of 1934, as amended, the undersigned agree that the attached Schedule 13G is being filed on behalf of each of the undersigned.
