5.4.99.31 (3S)-2,3-epoxy-2,3-dihydrosqualene - Arabidopsis thaliana thalianol - ? 444093 5.4.99.31 (3S,22S)-2(3),-22(23)-bis-oxidosqualene - Arabidopsis thaliana (3S,13S,14R,21S)-21(22)-epoxy-malabarica-8,17-dien-3-ol - ? 415898 5.4.99.31 (S)-squalene-2,3-epoxide - Arabidopsis thaliana (3S,13S,14R)-malabarica-8,17,21-trien-3-ol i.e. thalianol ? 415957