Clobetasol propionate Active Not Recruiting Phase 2 Trials for Stage IIIA Colorectal Cancer / Stage IVB Colorectal Cancer / Stage IIIB Colorectal Cancer / Stage III Colorectal Cancer / Stage IIIC Colorectal Cancer / Colon Adenocarcinoma / Rectal Adenocarcinoma / Stage IV Colorectal Cancer / Stage IVA Colorectal Cancer Treatment