C3121113331313231323132333131313231323131323223313233313132333131111111
>>
C312111333131323132313233313131323132313132322331323331313233313111111
<<
C3121113331313231323132333131313231323131323223313233313132333131111113
>>
C3121113331313231323132333131313231323131323223313233313132333131111112
>>