C13332313311211113313331333133313133313232233132313331333132213331   >>    C1333231331121111331333133313331313331323223313231333133313221333   <<    C13332313311211113313331333133313133313232233132313331333132213333   >>      C13332313311211113313331333133313133313232233132313331333132213332   >>