6-(4-Arsono-2-nitrophenyl)lysine 78417-07-9 Epsilon anp-lys L-Lysine, N6-(4-arsono-2-nitrophenyl)-, (3R-(3alpha(2S*,5S*(2R*,6S*),6S*),4aalpha,12aalpha))- epsilon-(4-Arsono-2-nitrophenyl)-L-lysine