(3R,4R,5S)-5-[(1R,2E)-3-cyclopentyl-1-hydroxyprop-2-en-1-yl]-3-ethoxy-4-hydroxydihydrofuran-2(3H)-one

(S)-3-amino-2,3-dihydro-1,5(5H)-benzoxazepin-4-one.HCl

(3R,4R,5S)-3-ethoxy-4-hydroxy-5-[(1R)-1-hydroxyprop-2-en-1-yl]dihydrofuran-2(3H)-one

(4R,4aS,7R,7aR)-7-ethoxy-2,2-dimethyl-4-vinyltetrahydro-6H-furo[3,2-d][1,3]dioxin-6-one

(4R,4aS,7R,7aR)-4-[(1R)-1,2-dihydroxyethyl]-7-ethoxy-2,2-dimethyltetrahydro-6H-furo[3,2-d][1,3]dioxin-6-one