502157-06-4

1-Piperazinecarboxylic acid,4-[3-[2-[(Z)-[5-(ethylsulfonyl)-1,2-dihydro-2-oxo-3H-indol-3-ylidene]methyl]-4,5,6,7-tetrahydro-1H-indol-3-yl]propyl]-, ethyl ester