(2S)-2α-(1,3-Benzodioxol-5-yl)-3,5-dihydro-5α-methoxy-3β-methyl-5-allyl-2H-benzofuran-6-one

(2S)-2α-(1,3-Benzodioxole-5-yl)-3β-methyl-5α-methoxy-5-allyl-2,3,5,6-tetrahydrobenzofuran-6-one

(2S,3S,5S)-2-(1,3-Benzodioxol-5-yl)-3,5-dihydro-5-methoxy-3-methyl-5-(2-propen-1-yl)-6(2H)-benzofuranone