C3123223313331322121111331333133313331333112113313121133131331121   >>    C312322331333132212111133133313331333133311211331312113313133112   <<    C3123223313331322121111331333133313331333112113313121133131331123   >>      C3123223313331322121111331333133313331333112113313121133131331122   >>