C11111211113313112113313331333133313331333132313331333133313331323121111131131   >>    C1111121111331311211331333133313331333133313231333133313331333132312111113113   <<    C11111211113313112113313331333133313331333132313331333133313331323121111131133   >>      C11111211113313112113313331333133313331333132313331333133313331323121111131132   >>