fm_zap 2fofc
fm_file 2mfo_dfc.map 2fofc p212121
fm_set 2fofc 20.0 solid 2 1.0 blue 4.0 cyan
fm_zap fofc
fm_file mfo_dfc.map fofc p212121
fm_set fofc 20.0 solid 2 3.5 green -3.5 red