D1313331322132333132333132312312323331323223313113313233313231212121221   >>    D131333132213233313233313231231232333132322331311331323331323121212122   <<    D1313331322132333132333132312312323331323223313113313233313231212121223   >>      D1313331322132333132333132312312323331323223313113313233313231212121222   >>