C111123313331323113313331323133313331333132331211113313331332113322331   >>    C11112331333132311331333132313331333133313233121111331333133211332233   <<    C111123313331323113313331323133313331333132331211113313331332113322333   >>      C111123313331323113313331323133313331333132331211113313331332113322332   >>