D1323112331313331322331313223313132322132313231313233313231323221111   >>    D132311233131333132233131322331313232213231323131323331323132322111   <<    D1323112331313331322331313223313132322132313231313233313231323221113   >>      D1323112331313331322331313223313132322132313231313233313231323221112   >>