(1S,2R,5R)-6,6-dimethylspiro[bicyclo[3.1.1]heptane-2,2'-oxirane] InChI=1/C10H16O/c1-9(2)7-3-4-10(6-11-10)8(9)5-7/h7-8H,3-6H2,1-2H3/t7-,8+,10+/m1/s spiro[bicyclo[3.1.1]heptane-2,2'-oxirane], 6,6-dimethyl-, (1S,2R,5R)-