C13332313311211113313331333133313331322331333133313121111331333133313231331211   >>    C1333231331121111331333133313331333132233133313331312111133133313331323133121   <<    C13332313311211113313331333133313331322331333133313121111331333133313231331213   >>      C13332313311211113313331333133313331322331333133313121111331333133313231331212   >>