C13332313311211113313331333133313331322333133313331333133313231232322131121   >>    C1333231331121111331333133313331333132233313331333133313331323123232213112   <<    C13332313311211113313331333133313331322333133313331333133313231232322131123   >>      C13332313311211113313331333133313331322333133313331333133313231232322131122   >>