C111113331333132322331333133313331333132313331333133311212112331322322131   >>    C11111333133313232233133313331333133313231333133313331121211233132232213   <<    C111113331333132322331333133313331333132313331333133311212112331322322133   >>      C111113331333132322331333133313331333132313331333133311212112331322322132   >>