SEARCH Articles Figures Tables 2-Amino-2-methyl-5-phenyl- -ethylester 2-Ethyl-3-methyl-2- 3-nitro- -ethylester 3- - -ethylester 4-Methyl-4-nitro- -ethylester 4-Methyl-5- -4-nitro- -ethyleste Methyl- - -ethylester-nitril