(3R,4S,6S)-6-tert-butyl-4-methyl-1-oxaspiro[2.5]octane 1-oxaspiro[2.5]octane, 6-(1,1-dimethylethyl)-4-methyl-, (3R,4S,6S)- InChI=1/C12H22O/c1-9-7-10(11(2,3)4)5-6-12(9)8-13-12/h9-10H,5-8H2,1-4H3/t9-,10-,12-/m0/s