No securities are beneficially owned.
The Reporting Persons may each be deemed a director by deputization of Issuer by virtue of the fact that Ronald J. Wooten serves on the board of directors of Issuer and is also a member of the investment committee of NQ POF V GP, Ltd. ("NovaQuest GP"), which is the general partner of NovaQuest Co-Investment Fund XV, L.P. ("NovaQuest"). NovaQuest GP has the power to vote and dispose of any securities directly owned by NovaQuest. NovaQuest GP's investment committee makes voting and investment decisions regarding securities held by NovaQuest. NovaQuest GP disclaims beneficial ownership of any securities held by NovaQuest except to the extent of its pecuniary interest therein.