C2322121111331333123313331333131211111211113331333121111133313232212121   >>    C232212111133133312331333133313121111121111333133312111113331323221212   <<    C2322121111331333123313331333131211111211113331333121111133313232212123   >>      C2322121111331333123313331333131211111211113331333121111133313232212122   >>