bmom.e23.f09_t061_zstar_N65.nuopc.GM_tuning.002.clm2.h0.
and
b.cesm3_cam058_mom_c.B1850WscMOM.f09_L58_t061.012.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.