(3S,22S)-2,3:22,23-diepoxysqualene <=> pre-alpha-onocerin
(3s,22s)-2,3:22,23-diepoxysqualene <=> pre-alpha-onocerin
(3S,22S)-2,3:22,23-diepoxysqualene <=> pre-alpha-onocerin
(3s,22s)-2,3:22,23-diepoxysqualene <=> pre-alpha-onocerin