C211111133131323223313233313231133132333132311221123231333132311131   >>    C21111113313132322331323331323113313233313231122112323133313231113   <<    C211111133131323223313233313231133132333132311221123231333132311133   >>      C211111133131323223313233313231133132333132311221123231333132311132   >>