C133323133112111133133313331333133313223312111111331322331333112121   >>    C13332313311211113313331333133313331322331211111133132233133311212   <<    C133323133112111133133313331333133313223312111111331322331333112123   >>      C133323133112111133133313331333133313223312111111331322331333112122   >>