C11111211113313112113313331333133313331333131211111333133313331322323131   >>    C1111121111331311211331333133313331333133313121111133313331333132232313   <<    C11111211113313112113313331333133313331333131211111333133313331322323133   >>      C11111211113313112113313331333133313331333131211111333133313331322323132   >>