met_guess::
!var     level    crtm_use    desc              orig_name
  ps        1      -1         surface_pressure     ps
  z         1      -1         geopotential_height  phis
  u        22       2         zonal_wind           u
  v        22       2         meridional_wind      v
  div      22      -1         zonal_wind           div
  vor      22      -1         meridional_wind      vor
  tv       22       2         virtual_temperature  tv
  q        22       2         specific_humidity    sphu
  oz       22       2         ozone                ozone
  cw       22      10         cloud_condensate     cw
::

state_derivatives::
!var  level  src
::

state_tendencies::
!var  levels  source
::

state_vector::  
!var     level  itracer source     funcof
 pm2_5    22      1     chem_guess    pm2_5
::

control_vector::
!var     level  itracer as/tsfc_sdv  an_amp0   source  funcof
 pm2_5    22      1       1.00        -1.0     state    pm2_5
::

chem_guess::
!var     level  itracer crtm_use   type    orig_name
 pm2_5    22      1       -1       pm2_5   pm2_5
::