C13332313311211113313331333133313331322331333133313331323133312311   >>    C1333231331121111331333133313331333132233133313331333132313331231   <<    C13332313311211113313331333133313331322331333133313331323133312313   >>      C13332313311211113313331333133313331322331333133313331323133312312   >>