D132311233131333132233131322331313232213231323131323331323132333111   >>    D13231123313133313223313132233131323221323132313132333132313233311   <<    D132311233131333132233131322331313232213231323131323331323132333113   >>      D132311233131333132233131322331313232213231323131323331323132333112   >>