Benzenamine, N-(4,4,6-trimethylspiro[7-oxabicyclo[4.1.0]heptane-2,2'(5'H)-[1,3,4]oxadiazol]-5-ylidene)- Benzenamine, N-[4,4,6-trimethylspiro(7-oxabicyclo[4.1.0]heptane-2,2'(5'H)-[1,3,4]oxadiazol)-5-ylidene]- NSC311165