C11111211113313112113313331333133313133313232233133313113313222313231111   >>    C1111121111331311211331333133313331313331323223313331311331322231323111   <<    C11111211113313112113313331333133313133313232233133313113313222313231113   >>      C11111211113313112113313331333133313133313232233133313113313222313231112   >>