C13332313311211113313331333133313331322333133313331333133321133112313221211   >>    C1333231331121111331333133313331333132233313331333133313332113311231322121   <<    C13332313311211113313331333133313331322333133313331333133321133112313221213   >>      C13332313311211113313331333133313331322333133313331333133321133112313221212   >>