Mycophenolate mofetil Withdrawn Phase 1 Trials for Stage IIIB Mycosis Fungoides and Sezary Syndrome / Cutaneous T-Cell Non-Hodgkin Lymphoma / Stage IIB Mycosis Fungoides and Sezary Syndrome / Stage IVB Mycosis Fungoides and Sezary Syndrome / Stage IVA Mycosis Fungoides and Sezary Syndrome / Stage IIIA Mycosis Fungoides and Sezary Syndrome / Recurrent Mycosis Fungoides and Sezary Syndrome Treatment