Have to search for the first "D " in a multiple line and than get the characters of the position 14-22 in that line.
For Example: Text file
H TEST PLAN
D E492043543 00123456FTA HLDFGH
D E492043543 00456325111M IUYT
C 4928400000
Final Output : 00123456(from the 1st "D " Line)