C111123313331323113313331333133313331323132333131133132313222332131   >>    C11112331333132311331333133313331333132313233313113313231322233213   <<    C111123313331323113313331333133313331323132333131133132313222332133   >>      C111123313331323113313331333133313331323132333131133132313222332132   >>