C13332313311211113313331333133313331322331333133313331312322321   >>    C1333231331121111331333133313331333132233133313331333131232232   <<    C13332313311211113313331333133313331322331333133313331312322323   >>      C13332313311211113313331333133313331322331333133313331312322322   >>