N-[5-[2-aminoethynyl(octyl)amino]-2-[[4-cyano-2-(1,1-dioxothiolan-3-yl)-5-phenylpyrazol-3-yl]diazenyl]phenyl]acetamide;N-[2-[[5-tert-butyl-4-cyano-2-(2,4,6-trichlorophenyl)pyrazol-3-yl]diazenyl]-5-(dioctylamino)phenyl]acetamide;N-[4-[3-tert-butyl-4-methylsulfonyl-5-[[4-morpholin-4-yl-2-(trifluoromethyl)phenyl]diazenyl]pyrazol-1-yl]-3,5-dichlorophenyl]-2-(4-methoxyphenoxy)propanamide;ethyl N-[2-[[5-tert-butyl-4-cyano-2-(1,1-dioxothiolan-3-yl)pyrazol-3-yl]diazenyl]-5-(dioctylamino)-4-methylphenyl]carbamate