7-methylphenanthro[9,10-c]furan-1,3-dione

4-methyl-tetrahydrophenanthrene

4-methyl-9,10-phenanthryne

(Z)-1-bromo-2-(3-methylstyryl)benzene

(2-Hydroxy-2-methylcyclohexane)-(5',6',7',8'-tetrahydrochroman)-spirane-(1,2')