trans-Dihydromahubanolide B

(3E,4S)-3-Hexadecylidene-4α-hydroxy-5α-methyldihydro-2(3H)-furanone

(3E,4S,5S)-4,5-Dihydro-3-hexadecylidene-4-hydroxy-5-methylfuran-2(3H)-one

(4S)-3-[(E)-Hexadecane-1-ylidene]-4α-hydroxy-5α-methyltetrahydrofuran-2-one