D2122131133132213232233132233132213231323132313331123231323132323131   >>    D212213113313221323223313223313221323132313231333112323132313232313   <<    D2122131133132213232233132233132213231323132313331123231323132323133   >>      D2122131133132213232233132233132213231323132313331123231323132323132   >>