3510755d-f843-4aa1-86d3-64be744e8a8b 4 4 5 decimal

&[DATE] &[TIME] - &[FILENAME]

define the elements of the file path

path png/prefix :

ii fpath aa ii num2str : path_aa .png concat 21 line :

id 7 :

id fpath png/prefix_7.png

id 12 :

id fpath png/prefix_12.png