C3123223313331322121111331333133313331333232133313113313232213112113121121   >>    C312322331333132212111133133313331333133323213331311331323221311211312112   <<    C3123223313331322121111331333133313331333232133313113313232213112113121123   >>      C3123223313331322121111331333133313331333232133313113313232213112113121122   >>