D2333131333132213231323223313232113313233213232223323132313231323222311   >>    D233313133313221323132322331323211331323321323222332313231323132322231   <<    D2333131333132213231323223313232113313233213232223323132313231323222313   >>      D2333131333132213231323223313232113313233213232223323132313231323222312   >>