13
charge = 0
 O 1.179567 -0.166665 -0.139598
 N 2.555556 -0.201036 -0.228269
 C 3.249053 -1.209922 0.427806
 N 4.441238 -0.929618 0.752293
 C 4.648447 0.463704 0.345194
 C 3.297316 0.978883 -0.094160
 C 2.855656 2.214035 -0.295090
 H 0.869044 -0.258589 -1.047575
 H 2.758501 -2.164386 0.583286
 H 5.365551 0.489268 -0.483154
 H 5.078161 1.044569 1.163693
 H 3.513515 3.058477 -0.143646
 H 1.833784 2.406569 -0.593469