

Cl | 
~ 
—_———__—_$__> 
~~ 
ci” 
Isodrin (IL) 

Insect 
eney? 
‘ ¥, 
\ 
of Cl Cl \ 
H O 
Endrin (I) 
Epoxi-Form Aldehyde (IIT) Keto Form 
7 (II) 
+ a\ 
Cl 

Cl Cl 0 
/ 
C = 
c1~ WEYY 
/ Faas & 
Cl Cl OH 
Endrin (ITI) 
Alcohol (IV) 
Keto Form 
31 
