title: (2E,4E)-N-isobutyl-9-piperonyl-nona-2,4-dienoic amide from Ottonia anisum.
abstract: Roots and stems of Ottonia anisum contain besides 1-butyl-3,4-methylenedioxybenzene and piperovatine, the novel (2E,4E)-N-isobutyl-9-piperonyl-nona-2,4-dienoic amide.
authors.affiliation: Instituto de Ciências Biomēdicas, Universidade de São Paulo, SP, Brasil.
authors.forename: A M
authors.initials: AM
authors.lastname: Giesbrecht
authors.forename: M A
authors.initials: MA
authors.lastname: de Alvarenga
authors.forename: O R
authors.initials: OR
authors.lastname: Gottlieb
authors.forename: H R
authors.initials: HR
authors.lastname: Gottlieb