C3121113331313231323132333131313231323132321133132312323331323132322123221
>>
C312111333131323132313233313131323132313232113313231232333132313232212322
<<
C3121113331313231323132333131313231323132321133132312323331323132322123223
>>
C3121113331313231323132333131313231323132321133132312323331323132322123222
>>