TeXで描く構造式

$\spc\\\\\sixheteroh[ace,{a\xFiveCycle(0,0){60}[d]{3s==\exosinglebond{-72};3==N;4s==\exosinglebond{0};3==\put(200,60){H};4==\put(0,150){H};5s==\exosinglebond{72}}[a]}]{}{3==H;4==H;5==H;6==H}[]\put(-1340,53){\trimethylenei{1==N}{1W==H;1Sa==H;1Sb==H;2Sa==H;2Sb==H;3W==H;3Sb==H}}$

\sixheteroh[ace,{a\xFiveCycle(0,0){60}[d]{3s==\exosinglebond{-72};3==N;4s==\exosinglebond{0};3==\put(200,60){H};4==\put(0,150){H};5s==\exosinglebond{72}}[a]}]
{}{3==H;4==H;5==H;6==H}[]
\put(-1340,53){\trimethylenei{1==N}{1W==H;1Sa==H;1Sb==H;2Sa==H;2Sb==H;3W==H;3Sb==H}}

$\spc\\\sixheteroh[bdf,{D\xFiveCycle(0,0){-48}[c]{2==N;2s==\PutAtomRotatedRa(55,-55){48}{H}}[e]}]{}{}[]\put(-240,180){\tetramethylene{4==NH$\bf_2$}{}}\\\spc$

\sixheteroh[bdf,{D\xFiveCycle(0,0){-48}[c]{2==N;2s==\PutAtomRotatedRa(55,-55){48}{H}}[e]}]{}{}[]\put(-240,180){\tetramethylene{4==NH$\bf_2$}{}}