.. .. (1890 - 1916.) , , , (118447 6000 ).

A B C D E F G H I J K L M N O P Q R S T U V W Z

CH3.C6H4.NH.NH.C6H4 3 = C14H16N2 - (. . 165), - () - (. . 128), , (. . ), c -, - . . .

. . .

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