C3121113331313231323132333131313231323131323223313233313233313233313221323221
>>
C312111333131323132313233313131323132313132322331323331323331323331322132322
<<
C3121113331313231323132333131313231323131323223313233313233313233313221323223
>>
C3121113331313231323132333131313231323131323223313233313233313233313221323222
>>