C3132121111133313233121111331333133313331333133313121111331333133313112233131   >>    C313212111113331323312111133133313331333133313331312111133133313331311223313   <<    C3132121111133313233121111331333133313331333133313121111331333133313112233133   >>      C3132121111133313233121111331333133313331333133313121111331333133313112233132   >>