SYMMETRY PM7 Hydrogen selenide <SeH> <HSeH> GR=WELLS84 H 0.00000000 +0 0.0000000 +0 0.0000000 +0 0 0 0 Se 1.46000000 +1 0.0000000 +0 0.0000000 +0 1 0 0 H 1.46000000 +0 91.0000000 +1 0.0000000 +0 2 1 0