C13332313311211113313331333133313332313331333133313231333132322331   >>    C1333231331121111331333133313331333231333133313331323133313232233   <<    C13332313311211113313331333133313332313331333133313231333132322333   >>      C13332313311211113313331333133313332313331333133313231333132322332   >>