LIS_COMPO product don't process well
From http://tully.ups-tlse.fr/grizonnet/let-it-snow/issues/37
Reflectance product can contain pixel with negative values in some band. This case is not well handle in LIS to produce the LIS compo layer (RGB composition). Negative value in red band can lead to pixel with values 255,0,0.
This case should be handle in the application