1H-3-Benzazepine, 6-chloro-2,3,4,5-tetrahydro-3-methyl- 6-Chloro-2,3,4,5-tetrahydro-3-methyl-1H-3-benzazepine 73943-10-9 SK&F 86466 SK&F-86466 Skf 86466 benalfocin