SYMMETRY PM7 Difluorosilylene GR=JANAF86 <Si-F> <F-Si-F> Si 0.00000000 +0 0.0000000 +0 0.0000000 +0 0 0 0 F 1.59100000 +1 0.0000000 +0 0.0000000 +0 1 0 0 F 1.59100000 +0 100.9800000 +1 0.0000000 +0 1 2 0