C3121113331313231323132333131313231323131323223313233313113313133112323111
>>
C312111333131323132313233313131323132313132322331323331311331313311232311
<<
C3121113331313231323132333131313231323131323223313233313113313133112323113
>>
C3121113331313231323132333131313231323131323223313233313113313133112323112
>>