(Z)-methoxy-[(5E)-5-methoxyimino-2,2,4,4-tetramethyl-cyclopentylidene]amine;140210-45-3;Cyclopentane-1,2-dione, 3,3,5,5-tetramethyl, bis(o-methyloxime)-(E,Z)-;Cyclopentane-1,2-dione, 3,3,5,5-tetramethyl-, bis(o-methyloxime)-, (E,Z)-