2,3-Dihydroxy-4-oxo-4-(6,7,9,10-tetrahydro-8H-6,10-methanoazepino[4,5-g]quinoxalin-8-yl)butanoic acid

6,7,9,10-Tetrahydro-alpha,beta-dihydroxy-gamma-oxo-6,10-methano-8H-pyrazino[2,3-h][3]
benzazepine-8-butanoic acid;6,10-Methano-8H-pyrazino[2,3-h][3]benzazepine-8-butanoic acid, 6,7,9,10-tetrahydro-alpha,beta-dihydroxy-gamma-oxo