The molecule is a hydrate that is the trihydrate form of dipotassium bis[mu-tartrato(4-)]diantimonate(2-). It has a role as a schistosomicide drug. It is a hydrate and an antimony coordination entity.
dipotassium;2,7,9,14,15,16,17,18-octaoxa-1,8-distibanuidapentacyclo[10.2.1.11,4.15,8.18,11]octadecane-3,6,10,13-tetrone;trihydrate