<FC_params n_types="3" max_n_fcs="4" cutoff="5.5682299999999998" label="filled-FSM-cf" >
<!-- Force constant (Guggenheim-McGlashan) model for LaFeSb3, corresponding to filled-FSM-cf, from Phys. Rev. B 81, 134301 (2010) -->
  <FC atnum_i="26" atnum_j="26" fc_i="1" r0="4.5682299999999998" phi2=".4257044000000000 " phi3="-.9313064000000000 " phi4="2.0386372000000001" />
  <FC atnum_i="26" atnum_j="51" fc_i="1" r0="2.5530908000000001" phi2="3.7452000000000001" phi3="-22.1996730000000007" phi4="86.9516842000000025" />
  <FC atnum_i="26" atnum_j="51" fc_i="2" r0="4.4619856999999996" phi2=".7490400000000000 " phi3="-1.6784737999999999" phi4="3.7620534000000001" />
  <FC atnum_i="26" atnum_j="51" fc_i="3" r0="4.4864263199999996" phi2=".7490400000000000 " phi3="-1.6697350000000000" phi4="3.7214803999999999" />
  <FC atnum_i="26" atnum_j="57" fc_i="1" r0="3.9562032299999998" phi2="-.4993600000000000 " phi3="-2.3032979999999998" phi4="5.6071885999999997" />
  <FC atnum_i="51" atnum_j="26" fc_i="1" r0="2.5530908000000001" phi2="3.7452000000000001" phi3="-22.1996730000000007" phi4="86.9516842000000025" />
  <FC atnum_i="51" atnum_j="26" fc_i="2" r0="4.4619856999999996" phi2=".7490400000000000 " phi3="-1.6784737999999999" phi4="3.7620534000000001" />
  <FC atnum_i="51" atnum_j="26" fc_i="3" r0="4.4864263199999996" phi2=".7490400000000000 " phi3="-1.6697350000000000" phi4="3.7214803999999999" />
  <FC atnum_i="51" atnum_j="51" fc_i="1" r0="2.9792169999999998" phi2="2.6216400000000002" phi3="-8.9672572000000006" phi4="30.0995482000000010" />
  <FC atnum_i="51" atnum_j="51" fc_i="2" r0="2.9313418400000000" phi2="3.1834199999999999" phi3="-10.4553499999999993" phi4="35.6674122000000011" />
  <FC atnum_i="51" atnum_j="51" fc_i="3" r0="3.7719637600000002" phi2=".3657812000000000 " phi3="-2.4824434000000002" phi4="6.5809405999999999" />
  <FC atnum_i="51" atnum_j="51" fc_i="4" r0="3.4417117300000002" phi2="1.4206791999999999" phi3="-2.5573473999999998" phi4="7.4298526000000003" />
  <FC atnum_i="51" atnum_j="57" fc_i="1" r0="3.4097069599999998" phi2="1.0236879999999999" phi3="-5.3456488000000002" phi4="15.3016387999999992" />
  <FC atnum_i="57" atnum_j="26" fc_i="1" r0="3.9562032299999998" phi2="-.4993600000000000 " phi3="-2.3032979999999998" phi4="5.6071885999999997" />
  <FC atnum_i="57" atnum_j="51" fc_i="1" r0="3.4097069599999998" phi2="1.0236879999999999" phi3="-5.3456488000000002" phi4="15.3016387999999992" />
</FC_params>
