A compound which is a 2-(1H-pyrrol-2-yl)-5[(2H-pyrrol-2-ylidene)methyl]-1H-pyrrole of formula (I), wherein R1 is hydrogen or C
1
-C
5
alkyl; R2 is a C
1
-C
5
alkyl; or a pharmaceutically acceptable salt thereof, is useful as an immunomodulating agent and for treating adult-T-cell leukemia-lymphoma.
1
化合物是式(I)的2-(1H-
吡咯-2-基)-5[(
2H-吡咯-2-亚甲基)亚基]-1H-
吡咯,其中R1为氢或C1-C5烷基;R2为C1-C5烷基;或其药学上可接受的盐,可用作免疫调节剂和治疗成人T细胞白血病淋巴瘤。