C13332313311211113313331333133313331322333133313331333133313231111123131   >>    C1333231331121111331333133313331333132233313331333133313331323111112313   <<    C13332313311211113313331333133313331322333133313331333133313231111123133   >>      C13332313311211113313331333133313331322333133313331333133313231111123132   >>