2,5-piperazinedione, 3-(1H-imidazol-4-ylmethyl)-6-(3-thienylmethyl)- 3-(1H-imidazol-4-ylmethyl)-6-(3-thienylmethyl)piperazine-2,5-dione InChI=1/C13H14N4O2S/c18-12-10(3-8-1-2-20-6-8)16-13(19)11(17-12)4-9-5-14-7-15-9/h1-2,5-7,10-11H,3-4H2,(H,14,15)(H,16,19)(H,17,18