clm50_cnmatrixv3n04ctsm10d080_4x5_GSWP3V1_1850_step4_fullout.clm2.h0.
and
clm50_ctsm10d080_4x5_GSWP3V1_1850.clm2.h0.

Set 7 Description: Line plots, tables, and maps of RTM river flow and discharge to oceans
'D_' denotes a variable derived from two or more history file variables (lnd_func.ncl)
'C_' denotes a CASA model variable.