C133323133112111133133313331333133313232113121111331333132233221111   >>    C13332313311211113313331333133313331323211312111133133313223322111   <<    C133323133112111133133313331333133313232113121111331333132233221113   >>      C133323133112111133133313331333133313232113121111331333132233221112   >>