p. 4491 - 4499
(2007/10/03)10-methyl-1,2,3,4,5,10-hexahydroazepino[3,4-b]indole-1,5-dione
Indole-2-carboxylic acid
trifluoromethylsulfonic anhydride
2-benzyl-10-methyl-1,2,3,4,5,10-hexahydroazepino[3,4-b]indole-1,5-dione
3-[(1-methyl-1H-indole-2-carbonyl)amino]propionic acid ethyl ester