Where c is a character. The character c will be written in built file. DOS returns base folder in MS-DOS format. Date returns current date. Time returns current time.
Name returns current left side.
Count returns how many different right sides did appear. URL returns relative URL to file where all right sides are shown. ValueSep returns serial number of separation file for current left side. Min returns first right side shown in current separation file. Max returns last right side shown in current separation file.