C3121113331313231323132333131313231323131323223313233313233313123232331
>>
C312111333131323132313233313131323132313132322331323331323331312323233
<<
C3121113331313231323132333131313231323131323223313233313233313123232333
>>
C3121113331313231323132333131313231323131323223313233313233313123232332
>>