(2,5-dimethyl-phenyl)-hydrazine-N,N'-dicarboxylic acid diethyl ester

ethyl N-(ethoxycarbonylamino)-N-[4-[ethoxycarbonyl-(ethoxycarbonylamino)amino]-2,5-dimethylphenyl]carbamate

1,1,3-trimethyl-3,10b-dihydro-2H-fluoranthene

1,3-bis(2,4,6-trinitrophenyl)urea

1,3-二(4-甲氧基苯基)异苯并呋喃