C111123313331323113313331333132313331311331312111133131232322311   >>    C11112331333132311331333133313231333131133131211113313123232231   <<    C111123313331323113313331333132313331311331312111133131232322313   >>      C111123313331323113313331333132313331311331312111133131232322312   >>