Decompress Nested Archives

[mohfa]

Hi , i want like , and hope someone helps me :
i'm using the WINRAR DLL in one of my project to be able to decompress the archives , but what i want is :
how could i decompress the nested archive i mean the Archive that stores other archives like this :

Archive_1
|_Archive_1_1
|_archive_1_1_1
|_archive_2_1_1
........

it can be other archives


i included the Unrar developer DLL and a simple of an archive