Novel compounds useful for inhibiting spermatogenesis and cancer treatment, and in particular as inhibitors of heat shock proteins andor elongation factor 1 alpha. In some implementations, the urine collection bag is formed of a soft, flexible material that is comfortable when it contacts the user’s skin, easy to manipulate, and relatively noiseless during use. By providing sheet elements for sides 2, 3 and spacers 4, 5 a robust structure can be achieved when these sheet elements are secured at corners to a base support 8 and to each other at top portions.