Mrv1805 12041810362D          

  0  0  0     0  0            999 V3000
M  V30 BEGIN CTAB
M  V30 COUNTS 4 2 0 0 0
M  V30 BEGIN ATOM
M  V30 1 N -0.77 -0.0039 0 0 CHG=-1
M  V30 2 N 0.77 -0.0039 0 0 CHG=1
M  V30 3 N 2.31 -0.0039 0 0 CHG=-1
M  V30 4 Cs -2.31 0.0039 0 0 CHG=1
M  V30 END ATOM
M  V30 BEGIN BOND
M  V30 1 2 2 3
M  V30 2 2 1 2
M  V30 END BOND
M  V30 END CTAB
M  END