A group of term lenders to <-rte-company state="{"_id":"0000018f-16ad-d583-afbf-d6fd706b0000","_type":"00000160-4b23-d8bd-adfd-4b3348fd0000"}">Varta AG-rte-company> has tapped <-bsp-bb-link state="{"bbHref":"bbg://securities/0220453D%20US%20Equity","_id":"0000018f-16ad-d583-afbf-d6fd706b0001","_type":"0000016b-944a-dc2b-ab6b-d57ba1cc0000"}">Freshfields Bruckhaus Deringer-bsp-bb-link> and <-rte-company state="{"_id":"0000018f-16ad-d583-afbf-d6fd706c0000","_type":"00000160-4b23-d8bd-adfd-4b3348fd0000"}">Houlihan Lokey-rte-company> to advise on negotiations with the German battery maker as creditors brace for another possible debt overhaul, according to people with knowledge of the matter.