C.I.10407;Microlith Brown 2R-N;Microlith Brown 2R-K;Microlith Brown 2R-A;C.I. Pigment Brown 22;N,N'-bis-(2,4-dinitro-phenyl)-3,3'-dimethoxy-benzidine;1,1-Biphenyl-4,4-diamine, N,N-bis(2,4-dinitrophenyl)-3,3-dimethoxy-;N,N'-bis(2,4-dinitrophenyl)-3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diamine;N,N'-Bis(2,4-dinitrophenyl)-3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine dihydrochloride