C232212111133133312331333133313121111331333131211113313331333133313113313232221   >>    C23221211113313331233133313331312111133133313121111331333133313331311331323222   <<    C232212111133133312331333133313121111331333131211113313331333133313113313232223   >>      C232212111133133312331333133313121111331333131211113313331333133313113313232222   >>