C222133313331333131123313231333133313331333132312111111313211331   >>    C22213331333133313112331323133313331333133313231211111131321133   <<    C222133313331333131123313231333133313331333132312111111313211333   >>      C222133313331333131123313231333133313331333132312111111313211332   >>