DEU-ST L112
Move ST/BB to the border (and sync with DEU-BB L715)
DEU-ST L127Els
Rename B187_N and S to W and E
DEU-ST L149Zer
B184 is off
DEU-ST L154
Rename L158_N and S to W and E
DEU-ST L158
Rename K2313 to K2123
DEU-ST L169
ST/SN is off (sync with DEU-SN S2)
DEU-ST L172
Rename K2267 to K2266
DEU-ST L178
Rename K2173 to L180
DEU-ST L180
According to Geoportal is L180 longer, going north from your endpoint L181, up until L178.
DEU-ST L181
According to Geoportal, it ends at L180 (see above)
DEU-ST L200
Check WP L190. Seems to be an one way road system in Osterfeld.