(3S,4S)-3,4-dimethyltetrahydrofuran InChI=1/C6H12O/c1-5-3-7-4-6(5)2/h5-6H,3-4H2,1-2H3/t5-,6-/m1/s furan, tetrahydro-3,4-dimethyl-, (3S,4S)-