C3121113331313231323132333131313231323131323223313233313113313232211
>>
C312111333131323132313233313131323132313132322331323331311331323221
<<
C3121113331313231323132333131313231323131323223313233313113313232213
>>
C3121113331313231323132333131313231323131323223313233313113313232212
>>