\decaheterovt[fhk,
{h\xFiveCycle(0,0){90}[c]{5==O}[a]}
]{1==O;
3s==\heptamethylene[AE]{7==CH$\bf_3$}{1==(yl);2==CH$\bf_3$;6==CH$\bf_3$};
5s==\sixheterov[a]{4==O}{3D==O;5==(yl)}[e]
}{}[c]
\decaheterov[aegi,
{g\xFiveCycle(0,0){90}[c]{5==O}[a]}
]{4==O}{3D==O}[]
\decaheterov[aegi,
{F\xFiveCycle(0,0){222}[c]{2==O}[e]}
]{4==O}{3D==O}[]
\sixheterov[ace]{
2s==\hexamethylene{
6s==\sixheterov[ace]{}{5==(yl)}[]
}{1==(yl);3==CH$\bf_3$;4==CH$\bf_3$}
}{}
[]
\decaheterov[begi]{1==O}{4D==O}[]
\decamethylene{
{10}s==\heptamethylenei{}{1==(yl);2==;6==}
}{3==;7==}
\anthracenev[pa]{9D==O;{10}D==O}