![4 '- [(2- 부틸 -4- 옥소 -1,3- 디아 자 스피로 [4.4] 논 -1- 엔 -3- 일) 메틸] - (1,1'- 비 페닐) -2- 카보 니트릴 CAS 138401-24 -8](http://bsg-i.nbxc.com/product/10/d1/c5/4fdd3bc38d7e686ea3364efa2c.jpg@4e_120w_120h.src)
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