D121111321311331313331322331323113313233313231111331323132212311   >>    D12111132131133131333132233132311331323331323111133132313221231   <<    D121111321311331313331322331323113313233313231111331323132212313   >>      D121111321311331313331322331323113313233313231111331323132212312   >>