4

Sr      0.122500928453984     -0.011216847339813      0.144324453837595
Sr      1.260944544590611      1.381653927209051      0.018206993325825
Sr      1.474790167738701     -0.261704904098502      1.267557318732162
Sr      0.137475720689414      1.331093918812791      1.341406700885103