1: p-methylbenzaldehyde oxime With N-chloro-succinimide in chloroform T=20°C; 0.333333 h; 2: polystyrene-supported vinyl selenide With triethylamine in dichloromethane T=20°C; 12 h; 3: With dihydrogen peroxide in tetrahydrofuran T=20°C; 0.5 h; Further stages.;
