C3121113331313231323132333131313231323131323223313233313233313232233112311
>>
C312111333131323132313233313131323132313132322331323331323331323223311231
<<
C3121113331313231323132333131313231323131323223313233313233313232233112313
>>
C3121113331313231323132333131313231323131323223313233313233313232233112312
>>