Problems with variants

Hi,
i want to scrape the variants of this product....but webscraper scrolls the variants, but have only 1 dataset...or datasets with null....

Can you help me?

Url: https://www.3bscientific.de/seirin-j-typ-akupunkturnadeln-1002412-s-j1230-seirin,p_1593_486.html

Sitemap:
{"_id":"drei_bscientific","startUrl":["https://www.3bscientific.de/"],"selectors":[{"id":"menu1","type":"SelectorLink","parentSelectors":["_root"],"selector":".hidden-xs .FirstLevelNav a","multiple":true,"delay":0},{"id":"menu2","type":"SelectorLink","parentSelectors":["menu1"],"selector":"#SecondLevelNav_1 a","multiple":true,"delay":0},{"id":"titel","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":"h1[itemprop='name']","multiple":false,"regex":"","delay":0},{"id":"preis_vk","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":"span[itemprop='price']","multiple":false,"regex":"","delay":0},{"id":"beschreibung","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":"div#description.tab-pane","multiple":false,"regex":"","delay":0},{"id":"downloads","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":"div#downloads.tab-pane","multiple":false,"regex":"","delay":0},{"id":"artikel-nr","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":"span[itemprop='productID sku']","multiple":false,"regex":"","delay":0},{"id":"gewicht","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":"span[itemprop='weight']","multiple":false,"regex":"","delay":0},{"id":"größe","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":"tr:contains('Größe')","multiple":false,"regex":"","delay":0},{"id":"marke","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":"tr:contains('Brand')","multiple":false,"regex":"","delay":0},{"id":"bilder","type":"SelectorGroup","parentSelectors":["produkte","variantenclick"],"selector":"div.zoom-gallery img","delay":0,"extractAttribute":"src"},{"id":"produkte","type":"SelectorLink","parentSelectors":["menu2","menu3a"],"selector":".productListItem .col-sm-3 a","multiple":true,"delay":0},{"id":"menu3","type":"SelectorLink","parentSelectors":["menu3"],"selector":"a.childLink","multiple":true,"delay":0},{"id":"pfad1","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":".breadcrumb li:nth-of-type(2) a","multiple":false,"regex":"","delay":0},{"id":"pfad2","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":".breadcrumb li:nth-of-type(3) a","multiple":false,"regex":"","delay":0},{"id":"pfad4","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":".breadcrumb li:nth-of-type(4) a","multiple":false,"regex":"","delay":0},{"id":"pfad5","type":"SelectorText","parentSelectors":["produkte","variantenclick"],"selector":".breadcrumb li:nth-of-type(5) a","multiple":false,"regex":"","delay":0},{"id":"menu3a","type":"SelectorLink","parentSelectors":["menu2"],"selector":".SideMenu li","multiple":true,"delay":0},{"id":"variantenclick","type":"SelectorElementClick","parentSelectors":["produkte"],"selector":"ModalContainer","multiple":true,"delay":"0","clickElementSelector":".form-group option","clickType":"clickOnce","discardInitialElements":"do-not-discard","clickElementUniquenessType":"uniqueText"}]}