英文名称
1,8-diethyl-6-(4-methoxyphenyl)-1-propyl-4,9-dihydro-3H-pyrano[3,4-b]indole;1,8-diethyl-1-propyl-6-[3-(trifluoromethoxy)phenyl]-4,9-dihydro-3H-pyrano[3,4-b]indole;1,8-diethyl-1-propyl-6-[2-(trifluoromethyl)phenyl]-4,9-dihydro-3H-pyrano[3,4-b]indole