C11111211113313112113313331333133313331322133313331323323132231   >>    C1111121111331311211331333133313331333132213331333132332313223   <<    C11111211113313112113313331333133313331322133313331323323132233   >>      C11111211113313112113313331333133313331322133313331323323132232   >>