SEARCH Articles Figures Tables 1- -2-methyl-4-nitro 3- Methyl-3-nitro-2-phenyl-1 -phenylsulfonyl 3-methyl-4-nitro-phenyl ester 3-methyl-4-nitro-phenyl ester hydrolysis 4 -Nitro-2-phenyl 4-Methyl-4-nitro-3-phenyl- -methylester 4-Methyl-4-nitro-l-phenyl