&input_output ln_iom_activated = true / &coarse_grid_files cn_parent_coordinate_file = 'coordinates_ORCA_R2.nc' cn_position_pivot = 'T-grid' / &nesting nn_imin = 49 nn_imax = 52 nn_jmin = 147 nn_jmax = 147 nn_rhox = 3 nn_rhoy = 3 /