C232212111133133312331333133313121111331333133313331331123322121   >>    C23221211113313331233133313331312111133133313331333133112332212   <<    C232212111133133312331333133313121111331333133313331331123322123   >>      C232212111133133312331333133313121111331333133313331331123322122   >>