p. 5589 - 5597
(2007/10/02)3-benzyl-5(Z)-prop-2-ynylidenetetrahydro-2-furanone
3-benzyl-5(E)-prop-2-ynylidenetetrahydro-2-furanone
methyl 2-benzyl-4,6-dioxoheptanoate
3-benzyl-5(E)-<3-(trimethylsilyl)prop-2-ynylidene>tetrahydro-2-furanone
3-benzyl-5(Z)-<3-(trimethylsilyl)prop-2-ynylidene>tetrahydro-2-furanone