| 3,3'-(1,4-butanediylbis(oxy))bis-propanenitril |
| 1,4-bis(2-cyanoethoxy)butane |
| 1,4-butanediol bis(2-cyanoethyl) ether |
| 1,4-butylene glycol bis(2-cyanoethyl) ether |
| 1,4-butylenglykol-di-(2-cyanoaethyl)-aether |
| 3,3'-(tetramethylenedioxy)dipropionitrile |
| 3,3'-(tetramethylenedioxy)di-propionitril |
| 4,9-dioxa-dodecanedinitrile |
