C11111211113313112113313331333133313221333133313113313331322331322223331   >>    C1111121111331311211331333133313331322133313331311331333132233132222333   <<    C11111211113313112113313331333133313221333133313113313331322331322223333   >>      C11111211113313112113313331333133313221333133313113313331322331322223332   >>