20
 Initial positions and velocity
Ag      0.47855     1.87391     1.13598    -0.00114    -0.00143    -0.00058
Ag     -1.31341    -3.11077     1.35022     0.00017    -0.00095    -0.00128
Ag      2.47187    -0.69631     0.06058     0.00072     0.00149    -0.00001
Ag      3.05147     1.76083     0.82702     0.00059     0.00044    -0.00067
Ag     -2.36954     1.46794    -2.30375     0.00107    -0.00121    -0.00140
Ag     -1.03926     0.99826     3.26707    -0.00148    -0.00086    -0.00060
Ag      0.19224     0.37420    -1.13734    -0.00121     0.00155    -0.00040
Ag     -2.08442     1.38977     0.29479    -0.00070     0.00181    -0.00103
Ag     -0.29050    -0.66585     1.17733    -0.00112     0.00032     0.00145
Ag      1.48744    -2.67931     1.66260    -0.00020    -0.00142    -0.00099
Ag      0.30709    -2.36176    -0.98577     0.00122     0.00125     0.00103
Ag     -0.27168    -1.59640     3.63445    -0.00135     0.00044     0.00098
Ag      1.73227    -0.90143    -2.89770    -0.00033    -0.00001     0.00132
Ag      0.05465     1.68446    -3.78160    -0.00130     0.00034     0.00118
Ag     -2.19172    -1.12552    -0.93574     0.00147    -0.00002     0.00162
Ag      2.10208     2.21999    -1.68784     0.00081     0.00076     0.00027
Ag     -0.89925    -0.98819    -3.31450     0.00161    -0.00130     0.00155
Ag     -0.37353     3.12333    -1.18304    -0.00019    -0.00084    -0.00077
Ag      1.75074     0.14944     2.76362     0.00138     0.00053    -0.00079
Ag     -2.79510    -0.91659     2.05364    -0.00004    -0.00091    -0.00088