f	Original filename
c	Date using the standard format in Windows
d	Day without a leading zero (1-31)
dd	Day with a leading zero (01-31)
ddd	Day, short name (Sun-Sat)
dddd	Day, full name (Sunday-Saturday)
ddddd	Date using Windows' short date format
dddddd	Date using Windows' long date format
m	Month without a leading zero (1-12)
mm	Month with a leading zero (01-12)
mmm	Month, short name (Jan-Dec)
mmmm	Month, full name (January-December)
yy	Year, 2-digit number (00-99)
yyyy	Year, 4-digit number (0000-9999)
h	Hour without a leading zero (0-23)
hh	Hour with a leading zero (00-23)
n	Minute without a leading zero (0-59)
nn	Minute with a leading zero (00-59)
s	Second without a leading zero (0-59)
ss	Second with a leading zero (00-59)
am/pm	Uses the 12-hour clock for the preceding h or hh
a/p	Uses the 12-hour clock for the preceding h or hh
'xx'/"xx"	Characters enclosed in quotes remain unchanged

If m or mm immediately follows h or hh, minute rather than month is used
