C13332313311211113313331333133313331321123133313331313331323231123313221211   >>    C1333231331121111331333133313331333132112313331333131333132323112331322121   <<    C13332313311211113313331333133313331321123133313331313331323231123313221213   >>      C13332313311211113313331333133313331321123133313331313331323231123313221212   >>