青云翻译

For the benzene ring of the bit to replace the double (enone) substrates

For a benzene ring replaced on dual-(vinyl ketone) substrate

Regarding the benzene ring the pair which substitutes to the position in (ketene) the substrate

phencyclidine (PCP) to replace the speaker on the double- (styrene monomer methadone) bottom property

For a benzene ring replaced on dual-(vinyl ketone) substrate