T-1095A is an active metabolite of T-1095 (HY-106158) (an SGLT inhibitor)[1].
References
[1] Oku A, et al. T-1095, an inhibitor of renal Na+-glucose cotransporters, may provide a novel approach to treating diabetes. Diabetes. 1999 Sep;48(9):1794-800. DOI:10.2337/diabetes.48.9.1794