C1111233131211111211113313331333133313232321333133313331311233132323131131   >>    C111123313121111121111331333133313331323232133313331333131123313232313113   <<    C1111233131211111211113313331333133313232321333133313331311233132323131133   >>      C1111233131211111211113313331333133313232321333133313331311233132323131132   >>