3-(5-Hydroxyphenyl)-5-Phenyl-2-Pyrazolines as Toll-Like Receptor 7 Agonists

Figure 8

Benzene ring of resiquimod (cyan color) is stacked with the benzene ring of F408. Nevertheless, compound 6 (magenta color) is not stacked because its naphthalene faces diagonally instead of facing side by side with F408.