C3123223313331322121111331333133313231333133313331333133313331333112211233131   >>    C312322331333132212111133133313331323133313331333133313331333133311221123313   <<    C3123223313331322121111331333133313231333133313331333133313331333112211233133   >>      C3123223313331322121111331333133313231333133313331333133313331333112211233132   >>