2-(p-Chlorophenoxy)acetic acid 2-(hexahydro-1,4-oxazepin-4-yl)ethyl ester 34812-33-4 Acetic acid, (4-chlorophenoxy)-, 2-(6,7-dihydro-1,4-oxazepin-4(5H)-yl)ethyl ester Acetic acid, 2-(p-chlorophenoxy)-, 2-(hexahydro-1,4-oxazepin-4-yl)ethyl ester BRN 1141152 p-Chlorophenoxyacetic acid beta-homomorpholinoethyl ester