C13332313311211113313331333133313331322333133313331333133313231311313331   >>    C1333231331121111331333133313331333132233313331333133313331323131131333   <<    C13332313311211113313331333133313331322333133313331333133313231311313333   >>      C13332313311211113313331333133313331322333133313331333133313231311313332   >>