У меня есть такие имена файлов
CHG_JKT_Pre_20191001235148_00354231_10.1_REG.dat PI_JKT_Pre_20191001235231_00354232_10.1_REG.dat RCG_JKT_Pre_20191001235313_00354233_10.1_REG.dat
CHG_JKT_Pre_20191001235231_00354232_10.1_REG.dat PI_JKT_Pre_20191001235313_00354233_10.1_REG.dat RCG_JKT_Pre_20191001235358_00354234_10.1_REG.dat
CHG_JKT_Pre_20191001235313_00354233_10.1_REG.dat PI_JKT_Pre_20191001235358_00354234_10.1_REG.dat RCG_JKT_Pre_20191001235440_00354235_10.1_REG.dat
CHG_JKT_Pre_20191001235358_00354234_10.1_REG.dat PI_JKT_Pre_20191001235440_00354235_10.1_REG.dat RCG_JKT_Pre_20191001235523_00354236_10.1_REG.dat
CHG_JKT_Pre_20191001235440_00354235_10.1_REG.dat PI_JKT_Pre_20191001235523_00354236_10.1_REG.dat RCG_JKT_Pre_20191001235607_00354237_10.1_REG.dat
CHG_JKT_Pre_20191001235523_00354236_10.1_REG.dat PI_JKT_Pre_20191001235607_00354237_10.1_REG.dat RCG_JKT_Pre_20191001235649_00354238_10.1_REG.dat
CHG_JKT_Pre_20191001235607_00354237_10.1_REG.dat PI_JKT_Pre_20191001235649_00354238_10.1_REG.dat RCG_JKT_Pre_20191001235731_00354239_10.1_REG.dat
CHG_JKT_Pre_20191001235649_00354238_10.1_REG.dat PI_JKT_Pre_20191001235731_00354239_10.1_REG.dat RCG_JKT_Pre_20191002235148_00354231_10.1_REG.dat
CHG_JKT_Pre_20191001235731_00354239_10.1_REG.dat PI_JKT_Pre_20191002235148_00354231_10.1_REG.dat RCG_JKT_Pre_20191002235231_00354232_10.1_REG.dat
CHG_JKT_Pre_20191002235148_00354231_10.1_REG.dat PI_JKT_Pre_20191002235231_00354232_10.1_REG.dat RCG_JKT_Pre_20191012235148_00354231_10.1_REG.dat
CHG_JKT_Pre_20191002235231_00354232_10.1_REG.dat PI_JKT_Pre_20191012235148_00354231_10.1_REG.dat RCG_JKT_Pre_20191012235231_00354232_10.1_REG.dat
CHG_JKT_Pre_20191012235148_00354231_10.1_REG.dat PI_JKT_Pre_20191012235231_00354232_10.1_REG.dat RCG_MKR_Pre_20191001230136_00211410_10.1_REG.dat
CHG_JKT_Pre_20191012235231_00354232_10.1_REG.dat PI_MKR_Pre_20191001230136_00211410_10.1_REG.dat RCG_MKR_Pre_20191001230646_00211411_10.1_REG.dat
CHG_MKR_Pre_20191001230136_00211410_10.1_REG.dat PI_MKR_Pre_20191001230646_00211411_10.1_REG.dat RCG_MKR_Pre_20191001231021_00211412_10.1_REG.dat
CHG_MKR_Pre_20191001230646_00211411_10.1_REG.dat PI_MKR_Pre_20191001231021_00211412_10.1_REG.dat RCG_MKR_Pre_20191001231536_00211413_10.1_REG.dat
CHG_MKR_Pre_20191001231021_00211412_10.1_REG.dat PI_MKR_Pre_20191001231536_00211413_10.1_REG.dat RCG_MKR_Pre_20191001231830_00211414_10.1_REG.dat
CHG_MKR_Pre_20191001231536_00211413_10.1_REG.dat PI_MKR_Pre_20191001231830_00211414_10.1_REG.dat RCG_MKR_Pre_20191001232301_00211415_10.1_REG.dat
CHG_MKR_Pre_20191001231830_00211414_10.1_REG.dat PI_MKR_Pre_20191001232301_00211415_10.1_REG.dat RCG_MKR_Pre_20191001232743_00211416_10.1_REG.dat
CHG_MKR_Pre_20191001232301_00211415_10.1_REG.dat PI_MKR_Pre_20191001232743_00211416_10.1_REG.dat RCG_MKR_Pre_20191001233349_00211417_10.1_REG.dat
CHG_MKR_Pre_20191001232743_00211416_10.1_REG.dat PI_MKR_Pre_20191001233349_00211417_10.1_REG.dat RCG_MKR_Pre_20191001233755_00211418_10.1_REG.dat
CHG_MKR_Pre_20191001233349_00211417_10.1_REG.dat PI_MKR_Pre_20191001233755_00211418_10.1_REG.dat RCG_MKR_Pre_20191001234312_00211419_10.1_REG.dat
CHG_MKR_Pre_20191001233755_00211418_10.1_REG.dat PI_MKR_Pre_20191001234312_00211419_10.1_REG.dat RCG_MKR_Pre_20191001234643_00211420_10.1_REG.dat
CHG_MKR_Pre_20191001234312_00211419_10.1_REG.dat PI_MKR_Pre_20191001234643_00211420_10.1_REG.dat RCG_MKR_Pre_20191001235139_00211421_10.1_REG.dat
CHG_MKR_Pre_20191001234643_00211420_10.1_REG.dat PI_MKR_Pre_20191001235139_00211421_10.1_REG.dat RCG_MKR_Pre_20191001235436_00211422_10.1_REG.dat
Как сгруппировать эти файлы по
**CHG**_**JKT**_Pre_**20191001**235148_00354231_10.1_REG.dat
Сгруппировать файлы поCHG JKT и 20191001 и поместить их в одноименную папку?