Sulfate ion Recruiting Phase 2 Trials for Bladder Squamous Cell Carcinoma / Bladder Urothelial Carcinoma / Bladder Adenocarcinoma / Infiltrating Bladder Urothelial Carcinoma, Micropapillary Variant / Infiltrating Bladder Urothelial Carcinoma With Trophoblastic Differentiation / Infiltrating Bladder Urothelial Carcinoma With Glandular Differentiation / Infiltrating Bladder Urothelial Carcinoma With Giant Cells / Infiltrating Bladder Urothelial Carcinoma, Nested Variant / Bladder Mixed Adenocarcinoma / Infiltrating Bladder Urothelial Carcinoma Sarcomatoid Variant / Infiltrating Bladder Urothelial Carcinoma, Clear Cell Variant / Infiltrating Bladder Urothelial Carcinoma, Plasmacytoid Variant Treatment