C1111133313331323223313331333133313331323131211113311221123222333131331   >>    C111113331333132322331333133313331333132313121111331122112322233313133   <<    C1111133313331323223313331333133313331323131211113311221123222333131333   >>      C1111133313331323223313331333133313331323131211113311221123222333131332   >>