1,4-Benzenedicarboxylic acid, 2,5-dimethoxy-3-nitro-, dimethyl ester

1,4-Benzenedicarboxamide, 2,5-dimethoxy-N,N'-dimethyl-3,6-dinitro-

2,5-diamino-3,6-dimethoxy-N1,N4-dimethylterephthalamide dihydrochloride