94.
Reaction of 1, 1′, 2,2′-Tetrakis (phenylamino) Ethane with Glyoxal; Synthesis of N~2, N~3, N~7, N~8,1,4,5,6,9,10 -Decaphenyltetradecahydro - dipyrazino [2,3-b: 2,3-e] Pyrazine-2,3,7,8-Tetraamine and 5,6-bis (ethoxy)-N~2, N~3, 1, 4 -Tetraphenylhexahydro
机译：1，1'，2,2'-四（苯基氨基）乙烷与乙二醛的反应; N〜2，N〜3，N〜7，N〜8,1,4,5,6,9,10-十苯基十四氢-双吡嗪[2,3-b：2,3-e] Pyrazine-2，的合成3,7,8-四胺和5,6-双（乙氧基）-N〜2，N〜3，1，4-四苯基六氢
