C13332313311211113313331333133313331322333133313331333132313331322121123231   >>    C1333231331121111331333133313331333132233313331333133313231333132212112323   <<    C13332313311211113313331333133313331322333133313331333132313331322121123233   >>      C13332313311211113313331333133313331322333133313331333132313331322121123232   >>