13
charge = 0
 C 0.891301 -0.056984 -0.425048
 C 2.043430 -0.047975 0.244548
 C 2.762812 1.122233 0.594825
 C 3.404630 2.090680 0.911658
 C 4.161736 3.278811 1.282731
 C 5.390228 2.987511 2.013325
 C 6.402680 2.763478 2.614494
 H 0.394990 -0.990439 -0.659440
 H 0.419283 0.861396 -0.753069
 H 2.488683 -0.989132 0.558262
 H 3.530061 3.937341 1.891307
 H 4.408488 3.849800 0.379333
 H 7.300477 2.558491 3.147964