C3121113331313231323132333131313231323131323223313233313132313123231
>>
C312111333131323132313233313131323132313132322331323331313231312323
<<
C3121113331313231323132333131313231323131323223313233313132313123233
>>
C3121113331313231323132333131313231323131323223313233313132313123232
>>