D231123132333132233131323223313233313231323121111331313132313221   >>    D23112313233313223313132322331323331323132312111133131313231322   <<    D231123132333132233131323223313233313231323121111331313132313223   >>      D231123132333132233131323223313233313231323121111331313132313222   >>