smali/baksmali 2.2.1

How to get classes.dex after deodexing *.odex file. After deodexing "wifi-service.odex" a new folder created with "out" name containing unpacked "wifi-service.odex" the unpacked one (smali part) My question is how get classes.dex after all this. so i can use it in my rom. Smali/baksmali/oat2dex...