digraph G {
node [shape=box, style=filled]
subgraph {
node [colorscheme=spectral11]
1 [color=1]
4 [color=4]
8 [color=8]
11 [color="//11"]
}
ylgn7 [color="/ylgn7/5"]
X11 [color="/X11/thistle"]
indigo [color="/X11/indigo"]
magenta [color="magenta"]
}