PM7 Sodium fluoride (NaF) GR=HH1979 <Na-F> (1.925947 OK) F 0.00000000 +0 0.0000000 +0 0.0000000 +0 0 0 0 Na 1.92594700 +1 0.0000000 +0 0.0000000 +0 1 0 0