(R)-9-[2-(tert-butoxycarbonylamino)propyl]-3,4,5,6-tetrahydro-2H-pyrrolo[1,2,3-gh]-1,7-benzoxazonine

(R)-1-allyl-7-allyloxy-3-[2-(tert-butoxycarbonylamino)propyl]indole

(R)-3-[2-(tert-butoxycarbonylamino)propyl]-7-(3-chloro-2,2-difluoropropoxy)-1H-indole

(R)-3-[2-(tert-butoxycarbonylamino)propyl]-7-(5-chloropentyloxy)-1H-indole

(R)-2-(7-Ethoxy-1H-indol-3-yl)-1-methyl-ethylamine