C111113331333132322331333133313331311233132212111133131333112331121   >>    C11111333133313232233133313331333131123313221211113313133311233112   <<    C111113331333132322331333133313331311233132212111133131333112331123   >>      C111113331333132322331333133313331311233132212111133131333112331122   >>