C3121113331313231323132333131313231323131323223313233313233313331323222311
>>
C312111333131323132313233313131323132313132322331323331323331333132322231
<<
C3121113331313231323132333131313231323131323223313233313233313331323222313
>>
C3121113331313231323132333131313231323131323223313233313233313331323222312
>>