C13332313311211113313331333133313133313232233121111331333132331133132213121   >>    C1333231331121111331333133313331313331323223312111133133313233113313221312   <<    C13332313311211113313331333133313133313232233121111331333132331133132213123   >>      C13332313311211113313331333133313133313232233121111331333132331133132213122   >>