(-)-2-depentylperhydrohistrionicotoxin

(6S,7S,8S)-7-butyl-8-hydroxy-1-azaspiro<5.5>undecan-2-one

(2S,1'S)-2-(1'-butylbut-2'-enyl)-6-oxomethylpiperidine-2-carbaldehyde

(6S,1'S)-6-(1'-butylbut-2'-enyl)-6-(1'-hydroxybut-3''-enyl)piperidine-2-carbaldehyde