5-Chloro-2,4-dihydroxybenzaldehyde
5-Chloro-4-hydroxy-2-methylbenzaldehyde
3-Chloro-4-hydroxybenzaldehyde
3-Bromo-5-chloro-4-hydroxybenzaldehyde
3-Chloro-5-ethoxy-4-hydroxybenzaldehyde
3-Chloro-4-hydroxy-5-methoxybenzaldehyde
3,5-Dichloro-4-hydroxybenzaldehyde
