1,3,4,5-Tetrahydro-1,5,7,8-tetrahydroxy-2H-3-benzazepin-2-one 23824-39-7 2H-3-Benzazepin-2-one, 1,3,4,5-tetrahydro-1,5,7,8-tetrahydroxy- BRN 1624491