C11111333133313232233133313331333133112323131121211113313113313231332133311   >>    C1111133313331323223313331333133313311232313112121111331311331323133213331   <<    C11111333133313232233133313331333133112323131121211113313113313231332133313   >>      C11111333133313232233133313331333133112323131121211113313113313231332133312   >>