C221213331323133112111133133313331322331311331333133313121111121133132322231   >>    C22121333132313311211113313331333132233131133133313331312111112113313232223   <<    C221213331323133112111133133313331322331311331333133313121111121133132322233   >>      C221213331323133112111133133313331322331311331333133313121111121133132322232   >>