4 Lattice="3.0 0.0 0.0 0.0 3.0 0.0 0.0 0.0 3.0" Properties=species:S:1:pos:R:3:forces:R:3 energy=-6.23854458135 stress="-3.9172958179807775 -1.389041994398086 -0.29336506770857934 -1.389041994398086 -2.2932255517708175 0.6009398967164934 -0.29336506770857934 0.6009398967164934 -3.8696603238681826" pbc="F F F" Si 0.27219963 -0.06618674 0.13132919 -11.68179080 -7.87090983 -5.19772966 Si 1.75978669 1.22592512 -0.21495266 8.27127177 8.43285950 -7.99976428 Si 1.68365717 0.20288723 1.58343331 6.30153971 -2.54641210 10.52948904 Si -0.20414597 1.44809454 1.72094491 -2.89102068 1.98446243 2.66800489