D12121323331313331313123231313231323132313233313331313331323132322221121
>>
D1212132333131333131312323131323132313231323331333131333132313232222112
<<
D12121323331313331313123231313231323132313233313331313331323132322221123
>>
D12121323331313331313123231313231323132313233313331313331323132322221122
>>