$CONTRL
   EXETYP=RUN COORD=UNIQUE  UNITS=ANGS
   RUNTYP=ENERGY SCFTYP=RHF    CITYP=NONE CCTYP=CR-CCL
   MAXIT=100
   ISPHER=1
   MULT=1
   ICHARG=0
   MPLEVL=0
  MAXIT=200
 $END

 $SYSTEM
  MEMORY=40000000
  PARALL=.FALSE.
 $END

 $GUESS
  GUESS=HUCKEL
 $END

 $SCF
  SOSCF=.T.
  DIIS=.F.
  NOCONV=.F.
  SHIFT=.T.
  DAMP=.T.
  RSTRCT=.F.
 $END

 $BASIS
   GBASIS=CCD
 $END

 $DATA  
title
C1       0
C 6.0   0.00000000            0.00000000           -1.23358114
C 6.0   0.00000000            1.17587987           -0.30094937
C 6.0   0.00000000           -1.17587987           -0.30094937
C 6.0   0.00000000            0.73298691            0.97248442
C 6.0   0.00000000           -0.73298691            0.97248442
H 1.0   0.87912477            0.00000000           -1.88606325
H 1.0  -0.87912477            0.00000000           -1.88606325
H 1.0   0.00000000            2.20428981           -0.62504626
H 1.0   0.00000000           -2.20428981           -0.62504626
H 1.0   0.00000000            1.34683318            1.85927632
H 1.0   0.00000000           -1.34683318            1.85927632
 $END