4,4-Dimethyl-5'-phenyl-hexahydrospiro[cyclohexane-1,3'-pyrrolo[3,4-d][1,2]oxazole]-2,4',6,6'-tetrone 1g

4,4-Dimethyl-5'-phenyl-hexahydrospiro[cyclohexane-1,3'-pyrrolo[3,4-d][1,2]oxazole]-2,4',6,6'-tetrone 1g