How to use DIR to create a folder list including subdirectories?

dir /s /o /a /b  /o:gen


B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\@PMFM
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\@SCAT
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\00 Schriftverkehr
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\01 Sonstiges
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\PM010 Vor-Akquisition
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\PM020 Anfrageanalyse
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\PM040 Angebotserstellung
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\PM070 Vertragsverhandlung
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\PM080 Projektübergabe
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\PM100 Projekteröffnung, Klärung
B:\Lauf_A\BL-SD_BLN-12A10595_test oliver glub\PM200 Detailplanung