The structural formula of the derivative is as above.
衍生物的结构式为如上。
The sulfamethazine hapten is a compound and the structural formula is shown as formula I.
磺胺二甲基嘧啶半抗原是一种化合物，其结构为式i所示。
The structural general formula of the compounds is indicated as formula I.
该类化合物的结构通式如式I所示。
The structural general formula of the compounds is indicated as formula I.
该类化合物的结构通式如式I所示。
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