C3123223313331322121111331333133313331333121211113313331311223213232332331121   >>    C312322331333132212111133133313331333133312121111331333131122321323233233112   <<    C3123223313331322121111331333133313331333121211113313331311223213232332331123   >>      C3123223313331322121111331333133313331333121211113313331311223213232332331122   >>