Randomly chosen computer name

[matthewk]

This seems to provide a computer name such as none-cf4744d8ca (the one for my computer right now). I want it to choose from the list noted in the winnt.sif (a, b, c, or d). What am I doing wrong? Thanks

[UserData]
    ProductID=xxxxx-xxxxx-xxxxx-xxxxx-xxxxx
    FullName="none"
    OrgName="none"
    ComputerName=*

[SetupMgr]
    ComputerName0=a
    ComputerName1=b
    ComputerName2=c
    ComputerName3=d