data_TcMoAs2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.01
_cell_length_b   3.01
_cell_length_c   8.03
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   117.8
_symmetry_Int_Tables_number   1
_chemical_formula_structural   TcMoAs2
_chemical_formula_sum   'Tc1 Mo1 As2'
_cell_volume   64.35
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Tc  Tc3  1  0.0  0.0  0.02  1.0
  Mo  Mo2  1  0.0  0.0  0.0  1.0
  As  As0  1  0.55  0.0  0.0  1.0
  As  As1  1  0.55  0.0  0.03  1.0

data_TcMoAs2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.01
_cell_length_b   5.33
_cell_length_c   8.03
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   TcMoAs2
_chemical_formula_sum   'Tc2 Mo2 As4'
_cell_volume   128.78
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Tc  Tc0  2  0.0  0.0  0.02  1.0
  Mo  Mo1  2  0.0  0.0  0.0  1.0
  As  As2  2  0.05  0.5  0.0  1.0
  As  As3  2  0.05  0.5  0.03  1.0

Tc Mo As As
MoTc(As)2 is alpha oxygen-derived structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one arsenic molecule and one molybdenum;technetium molecule.