D3313223323213233313231323232132313231333132311331323221323221211   >>    D331322332321323331323132323213231323133313231133132322132322121   <<    D3313223323213233313231323232132313231333132311331323221323221213   >>      D3313223323213233313231323232132313231333132311331323221323221212   >>