C11111211113313112113313331333133313331333132212111113331322331   >>    C1111121111331311211331333133313331333133313221211111333132233   <<    C11111211113313112113313331333133313331333132212111113331322333   >>      C11111211113313112113313331333133313331333132212111113331322332   >>