C13332313311211113313331333133313331322333133313331333133322121311   >>    C1333231331121111331333133313331333132233313331333133313332212131   <<    C13332313311211113313331333133313331322333133313331333133322121313   >>      C13332313311211113313331333133313331322333133313331333133322121312   >>