C111123313331323113313331323133313331311331311331333131121323221   >>    C11112331333132311331333132313331333131133131133133313112132322   <<    C111123313331323113313331323133313331311331311331333131121323223   >>      C111123313331323113313331323133313331311331311331333131121323222   >>