C3121113331313231323132333131313231323131323223313233313232213232213231321
>>
C312111333131323132313233313131323132313132322331323331323221323221323132
<<
C3121113331313231323132333131313231323131323223313233313232213232213231323
>>
C3121113331313231323132333131313231323131323223313233313232213232213231322
>>