1-O-methyl-5,6-dideoxy-2,3-O-isopropylidene-α-D-lyxohex-5-ynofuranoside

4-methoxy-2,2-dimethyl-6-(1-methylene-allyl)-tetrahydro-furo[3,4-d][1,3]dioxole

1-deoxy-L-nojirimycin