noperfect.sln

来自「A program to find frequent molecular sub」· SLN 代码 · 共 6 行

# These two simple structures show why perfect extension pruning has
# to be restricted to bonds that are bridges. If it is not, the common
# fragment N-O-C-C-C-C is lost (since N-C is then a perfect extension).
a,0,N[1]-O-C-C-C-C-@1
b,0,N[1]-O-C-C-C-@1-C