4-[1-hydroxy-2-[4-(2-methoxyphenyl)piperazin-1-yl]ethyl]benzene-1,2-diolalpha-(3,4-Dihydroxyphenyl)-4-(2-methoxyphenyl)-1-piperazineethanol711SE; S 4216S-42164-{1-Hydroxy-2-[4-(2-methoxyphenyl)piperazin-1-yl]ethyl}benzene-1,2-diolPipratecol [INN:DCF]Pipratecolum [INN-Latin]UNII-E33L6C08A5