4-(2-Oxo-1,2,4,5-tetrahydro-3H-1,3-benzodiazepine-3-yl)piperidine-1-carboxylic acid (R)-alpha-((4-morpholinopiperidino)carbonyl)-3,5-dimethyl-4-hydroxyphenethyl ester
BI 44370 TA is under investigation in clinical trial NCT00751803 (BI 44370 TA in Acute Migraine Attack).