119813-16-0 2-Benzofurancarboxamide, N-(2-((1-(chloromethyl)-1,6-dihydro-5-hydroxy-8-methylbenzo(1,2-b:4,3-b')dipyrrol-3(2H)-yl)carbonyl)-1H-indol-5-yl)-6-(diethylamino)-, (S)- U 76073 U-76,073 U-76073