D11222112113313133313232211233132333132313231121133132333132322332221   >>    D1122211211331313331323221123313233313231323112113313233313232233222   <<    D11222112113313133313232211233132333132313231121133132333132322332223   >>      D11222112113313133313232211233132333132313231121133132333132322332222   >>