DE_AT/adventure/motovun/300x250/A2_300x250.zip

find . -name "*.zip"

-exec sh -c '' {} ;

basename "$1" # gets me: A2_300x250.zip
dirname "$1"  # gets me: ./DE_AT/adventure/motovun/300x250

find . -name "*.zip" -exec sh -c '
    mv "$0" "myString_$(basename $(dirname $(dirname
    $(dirname "$0")_...+$(basename "$0")"
' {} ;