D13133313221323331323331313113313233313231322331311331322233311   >>    D1313331322132333132333131311331323331323132233131133132223331   <<    D13133313221323331323331313113313233313231322331311331322233313   >>      D13133313221323331323331313113313233313231322331311331322233312   >>