C111123313331323113313331333133313231333132313223313113322131121   >>    C11112331333132311331333133313331323133313231322331311332213112   <<    C111123313331323113313331333133313231333132313223313113322131123   >>      C111123313331323113313331333133313231333132313223313113322131122   >>