Molecular Formula: C₂₅H₁₅N

Chemical Name
(PM)-1-aza[6]helicene
1-Aza<6>helicen
1-azahexahelicene
1-Aza[6]helicen
1-aza[6]helicene
benzo[5,6]phenanthro[3,4-h]quinoline

Molecular Formula: C₂₅H₁₅N

Chemical Name
(-)-(M)-2-aza[6]helicene
2-azahexahelicene
2-aza[6]helicene
benzo[5,6]phenanthro[3,4-h]isoquinoline

Molecular Formula: C₂₀H₁₂N₂

Chemical Name
1,14-diaza[5]helicene
Benzo<1,2-h:4,3-h'>dichinolin
Benzo[1,2-h:4,3-h']dichinolin
benzo[1,2-h:4,3-h']diquinoline

Molecular Formula: C₂₀H₁₆N₂

Chemical Name
5,6,9,10-tetrahydrobenzo[1,2-h:4,3-h']diquinoline

Molecular Formula: C₂₀H₁₂N₂

Chemical Name
7,8-diaza[5]helicene
Benzo<f>naphtho<2,1-c>cinnolin
Benzo[f]naphtho[2,1-c]cinnolin
benzo[f]naphtho[2,1-c]cinnoline

Molecular Formula: C₂₁H₁₃N

Chemical Name
7-aza[5]helicene

Molecular Formula: C₂₁H₁₃N

Chemical Name
2-aza[5]helicene
2‐azapentahelicene
racemic 2‐aza[5]helicene

Molecular Formula: C₂₈H₁₆N₂

Chemical Name
Dibenzo[f,f']benzo[1,2‐h:4,3‐h']diquinoline

Molecular Formula: C₂₁H₁₇N

Molecular Formula: C₃₆H₃₂N₂O₂

Molecular Formula: C₃₇H₃₃NO₂