C3121113331313231323132333131313231323131323223313233313233313232213311231221
>>
C312111333131323132313233313131323132313132322331323331323331323221331123122
<<
C3121113331313231323132333131313231323131323223313233313233313232213311231223
>>
C3121113331313231323132333131313231323131323223313233313233313232213311231222
>>