anchor.diff:  ! x(5) corresponds to the first hindered rotor oscillator frequency
     ind(5) = 3        ! Has both an upper and lower bound
     bl(5)  = 40.      ! Has lower bound of 40 cm^-1
  -  bu(5)  = 400.   ! Has upper bound of 400 cm^-1
  +  bu(5)  = 180.   ! Has upper bound of 180 cm^-1
   
   ! x(6) corresponds to the second hindered rotor pseudo-barrier
     ind(6) = 3        ! Has both an upper and lower bound
  
positive.code: 
  ! x(3) corresponds to the harmonic oscillator pseudo-frequency
    ind(3) = 3        ! Has both an upper and lower bound
    bl(3)  = 400.     ! Lower bound is 400 cm^-1
    bu(3)  = 4000.    ! Upper bound is 4000 cm^-1
  
  !  Define the initial guess for the solution
  
negative.code:   x(2) = 80.0 !Hind. Freq
    x(3) = 5000.0 !Barrier Height
    x(4) = 160.0 !Hind. Freq
    x(5) = 300.0 !Harm Osc
    x(6) = 2000.0 !Harm Osc
  
  !  Tell how much storage we gave the solver.
    iwork(1) = lwork
  