1,4-butanediol, 2,3-dimethyl-, (2R,3S)- InChI=1/C6H14O2/c1-5(3-7)6(2)4-8/h5-8H,3-4H2,1-2H3/t5-,6 rel-(2R,3S)-2,3-dimethylbutane-1,4-diol