anordnen -
https://www.lingvolive.com/ru-ru/translate/de-ru/anordnen;

anzuordnen – инфинитив anordnen с частицей zu:
http://mein-deutsch.com/grammatika/glagoly/infinitiv-zu;
http://superdeutsch.ru/index.php/grammatika/glagol/upotreblenie-chastitsy-zu.

Thanks for the grammar in German. I can recommend many useful articles on German grammar on the website of the DeutscherPapa school https://deutscherpapa.by/. The school also offers to take a free online test on the website and attend the first trial lesson - for free.