(3,5-dichloro-1-methyl-4-oxocyclohexa-2,5-dien-1-yl) propanoate

(3,5-dichloro-1-methyl-4-oxocyclohexa-2,5-dien-1-yl) butanoate

2,6-dichloro-4-methoxy-4-methylcyclohexa-2,5-dien-1-one

2,6-dichloro-4-ethoxy-4-methylcyclohexa-2,5-dien-1-one

2,6-dichloro-4-methyl-4-propan-2-yloxycyclohexa-2,5-dien-1-one