C3121113331313231323132333131313231323131323223313233313233313331323232311
>>
C312111333131323132313233313131323132313132322331323331323331333132323231
<<
C3121113331313231323132333131313231323131323223313233313233313331323232313
>>
C3121113331313231323132333131313231323131323223313233313233313331323232312
>>