C13332313311211113313331333133313331321123133313331333112331311233132322123231   >>    C1333231331121111331333133313331333132112313331333133311233131123313232212323   <<    C13332313311211113313331333133313331321123133313331333112331311233132322123233   >>      C13332313311211113313331333133313331321123133313331333112331311233132322123232   >>