(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})

(C_{70})

(C_{60})

(C_{50})

(C_{20})