2-azaspiro[4.5]deca-1,6,9-trien-8-one, 3,3-dimethyl-1-(methylthio)- 3,3-dimethyl-1-(methylthio)-2-azaspiro[4.5]deca-1,6,9-trien-8-one InChI=1/C12H15NOS/c1-11(2)8-12(10(13-11)15-3)6-4-9(14)5-7-12/h4-7H,8H2,1-3H