@<TRIPOS>MOLECULE
NO3_511_1CAN
    4     3     0     0     0
SMALL
NO_CHARGES

@<TRIPOS>ATOM
      1 N1         -6.4280    1.5050   17.3440 N.pl3     1 NO3511      0.0000
      2 O1         -5.2540    1.7620   17.0610 O.3       1 NO3511      0.0000
      3 O2         -6.8840    1.8990   18.4190 O.2       1 NO3511      0.0000
      4 O3         -7.1640    0.9460   16.5250 O.2       1 NO3511      0.0000
@<TRIPOS>BOND
     1    1    2 1
     2    1    3 2
     3    1    4 2