The diaminobenzene resulting from two of these acids is the ortho-compound; from three, the meta-; and from one the para-; this is explained by the following scheme: CH NH, NH, NH., IAO NH, N / NH HooCCNH, Cooh Nh, W.
_ .?, Niliols +?'?khu r i Ay?, N ?0° n 9 L j Khailar Scale, r :25,000,000 English Miles o iao 0 ' N,kgt hydrographical network is very imperfectly known, especially in the uninhabited hilly tracts.'
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Above the sea, and directly under this is the head of Iao Valley, 5 m.