C31321211111333132331211113313331333133313223313331323131133132231311   >>    C3132121111133313233121111331333133313331322331333132313113313223131   <<    C31321211111333132331211113313331333133313223313331323131133132231313   >>      C31321211111333132331211113313331333133313223313331323131133132231312   >>