3 Silylene SiH2, electronic energy = -290.5876538 a.u. Si 0.00000000 0.00000000 0.13240800 H 0.00000000 1.08746100 -0.92685700 H 0.00000000 -1.08746100 -0.92685700 9 FeCO4 in C2v symmetry, electronic energy = -1716.9036282 a.u. Fe 0.00000000 0.00000000 0.20006700 C 0.00000000 1.63019100 -0.63476400 C 1.83806000 0.00000000 0.62936600 C 0.00000000 -1.63019100 -0.63476400 C -1.83806000 0.00000000 0.62936600 O 0.00000000 -2.51574700 -1.34606400 O 2.89677600 0.00000000 1.02500300 O 0.00000000 2.51574700 -1.34606400 O -2.89677600 0.00000000 1.02500300 9 FeCO4 in C3v symmetry, electronic energy = -1716.8993266 a.u. Fe 0.00000000 0.00000000 0.37838200 C 0.00000000 1.86314200 0.45842200 C 0.00000000 0.00000000 -1.48692100 C -1.61352800 -0.93157100 0.45842200 C 1.61352800 -0.93157100 0.45842200 O 0.00000000 0.00000000 -2.61669100 O 0.00000000 2.99703800 0.49023000 O -2.59551100 -1.49851900 0.49023000 O 2.59551100 -1.49851900 0.49023000