C111123313331323113313331323133313331311331311331333132231132311   >>    C11112331333132311331333132313331333131133131133133313223113231   <<    C111123313331323113313331323133313331311331311331333132231132313   >>      C111123313331323113313331323133313331311331311331333132231132312   >>