;Stannous chloride
; Stick color
2(0.700, 0.700, 0.700)
;Model
BS
M=1.385,0.554(0.500,0.500,0.500)
X=1.033,0.413(0.531,0.938,0.178)
M1:  0.000  0.000  0.000
X1:  0.604  1.047  0.000
X2:  0.604  -1.047  0.000
;Bonds
M1,X1
M1,X2