-ext`: The sequence will be replaced by the appropriate extension (like flv or mp4).
-epoch`: The sequence will be replaced by the Unix epoch when creating the file.
-autonumber`: The sequence will be replaced by a five-digit number that will be increased with each download, starting at zero.
+ - `ext`: The sequence will be replaced by the appropriate extension (like flv or mp4).
+ - `epoch`: The sequence will be replaced by the Unix epoch when creating the file.
+ - `autonumber`: The sequence will be replaced by a five-digit number that will be increased with each download, starting at zero.