D3313221123132313231323233231323223313231323221333132322132313232213221   >>    D331322112313231323132323323132322331323132322133313232213231323221322   <<    D3313221123132313231323233231323223313231323221333132322132313232213223   >>      D3313221123132313231323233231323223313231323221333132322132313232213222   >>