1 7 Propyne
2 1 C -0.105976 0.008208 -0.447260 1 2 4 5 6
3 2 C 0.347937 -0.127445 0.945521 4 1 3
4 3 C 0.721609 -0.240115 2.092184 4 2 7
5 4 H -1.053119 0.589320 -0.483340 5 1
6 5 H -0.281826 -0.996703 -0.889193 5 1
7 6 H 0.665298 0.537138 -1.048461 5 1
8 7 H 1.055237 -0.339809 3.115884 124 3
9