   1                    -0.250000000000                    -0.500000000000
   2                     0.250000000000                    -0.500000000000
   3                    -0.250000000000                     0.000000000000
   4                     0.250000000000                     0.000000000000
   5                    -0.250000000000                     0.500000000000
   6                     0.250000000000                     0.500000000000
