C3121113331313231323132333131313231323131323223313233313233313232222112321
>>
C312111333131323132313233313131323132313132322331323331323331323222211232
<<
C3121113331313231323132333131313231323131323223313233313233313232222112323
>>
C3121113331313231323132333131313231323131323223313233313233313232222112322
>>