1-Hydroxy-6-methyl-4-oxo-1,6,7,8,9,11a,12,13,14,14a-decahydro-4H-cyclopenta[f]oxacyclotridecin-13-yl N,N-dimethylglycinate 13-(N,N-Dimethylglycyl)brefeldin A AIDS-016459 AIDS016459 Breflate NSC656202