D1313331322132333132333132312312323331323223313113313231323132322132311   >>    D131333132213233313233313231231232333132322331311331323132313232213231   <<    D1313331322132333132333132312312323331323223313113313231323132322132313   >>      D1313331322132333132333132312312323331323223313113313231323132322132312   >>