function molecule(::Molecule"methane")
  return """
C	0.0000000	0.0000000	0.0000000
H	0.6268910	0.6268910	0.6268910
H	-0.6268910	-0.6268910	0.6268910
H	-0.6268910	0.6268910	-0.6268910
H	0.6268910	-0.6268910	-0.6268910
  """
end
