C11111211113313112113313331333133313331333132313331333133313113313221131131   >>    C1111121111331311211331333133313331333133313231333133313331311331322113113   <<    C11111211113313112113313331333133313331333132313331333133313113313221131133   >>      C11111211113313112113313331333133313331333132313331333133313113313221131132   >>