C3121113331313231323132333131313231323131323223313233313113313221321
>>
C312111333131323132313233313131323132313132322331323331311331322132
<<
C3121113331313231323132333131313231323131323223313233313113313221323
>>
C3121113331313231323132333131313231323131323223313233313113313221322
>>