benzotriazol-1-ol in 4-(dicyanomethylene)-2-methyl-6-(4-dimethylaminostyryl)-4H-pyran; N-ethyl-N,N-diisopropylamine

1: 1,2-diaminobenzene-4-carboxylic acid; 1-(4-{[4-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)piperidin-1-yl]methyl}phenyl)-2-phenylethane-1,2-dione With acetic acid in ethanol T=160°C; 0.166667 h; microwave irradiation; 2: 1-amino-2-diethylamino-ethane With PS-DCC; benzotriazol-1-ol; N-ethyl-N,N-diisopropylamine in dichloromethane Further stages.;