Keywords: Pentalene.svg Skeletal formula of pentalene Made by myself with the free software program ChemTool 2007-06-09 isilanes ChemTool source code Chemtool Version 1 6 9 geometry 224 124 bonds 9 10 63 47 12 2 0 0 47 12 107 31 0 0 0 107 31 107 94 0 0 0 107 94 47 113 2 0 0 47 113 10 63 0 0 0 107 31 167 12 2 0 0 167 12 204 63 0 0 0 107 94 167 113 0 0 0 167 113 204 63 1 0 0 atoms 0 splines 0 Pentalene |