SEARCH Articles Figures Tables Fused Polycyclic Compounds Fused compounds Fused polycyclic hydrocarbons Fused rings Fused-ring compounds Nonalternant hydrocarbons Polycyclic Hydrocarbons, Nonalternant Compounds with Fused Rings Polycyclic Hydrocarbons, Nonalternant Compounds with More Than Five Fused Rings Rings, hydrocarbons