C11111211113313112113313331333133313331333131133131133133313331131   >>    C1111121111331311211331333133313331333133313113313113313331333113   <<    C11111211113313112113313331333133313331333131133131133133313331133   >>      C11111211113313112113313331333133313331333131133131133133313331132   >>