SMILES: C1=CC=C2C=C3C=C4C=C5C=C6C=C7C=C8C=C9C=CC=CC9=CC8=CC7=CC6=CC5=CC4=CC3=CC2=C1
Description: The molecule is an acene that consists of nine ortho-fused benzene rings in a rectilinear arrangement. It is an acene and a member of nonacenes.