1-Pentyl-3-(4-n-propyl-1-naphthoyl)indole; Ki 0.65 nM CB1, 1.1 nM CB2. The n-propyl member of the 4-substituted naphthoyl set explored in Huffman et al. 2005; Wikipedia does not name the individual synthesist, so the attribution rests on the series citation rather than a compound-level statement.