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Note(s)
    Attention is drawn to the definitions of groups of chemical elements following the title of section C [3,8]In groups A01N 27/00-A01N 65/00, the last place priority rule is applied, i.e. at each hierarchical level, in the absence of an indication to the contrary, an active ingredient is classified in the last appropriate place A composition, i.e. a mixture of two or more active ingredients is classified in the last of groups A01N 27/00-A01N 65/00—that provides for at least one of these active ingredients Any part of a composition which is not identified by the classification according to Note (3), and which itself is determined to be novel and non-obvious, must also be classified in the last appropriate place in groups A01N 27/00-A01N 65/00. The part can be either a single ingredient or a composition in itself Any part of a composition which is not identified by the classification according to Note (3) or (4), and which is considered to represent information of interest for search, may also be classified in the last appropriate place in groups A01N 27/00-A01N 65/00. This can, for example, be the case when it is considered of interest to enable searching of compositions using a combination of classification symbols. Such non-obligatory classification should be given as "additional information" Where a compound is described as existing in tautomeric forms, it is classified as if existing in the form which is classified last in the system Compounds covered by different main groups according to alternatively specified parts of their formulae are classified in every one of the relevant main groups Salts formed between two or more organic compounds are classified as the compound providing the essential ion and it is also classified as the compound providing the other ion Salts or metal chelates of an organic compound are classified as that compound In this subclass, a foodstuff is not considered as an active ingredient Different materials applied in sequence, at different times, are considered as a mixture of all materials employed Synergistic or potentiated compositions are classified as if the synergist or potentiator were an active ingredient In groups A01N 25/00-A01N 65/00, the symbol X means nitrogen, oxygen, sulfur or a halogen; Y means nitrogen, oxygen or sulfur. A dotted line between atoms indicates an optional bond, e.g. ... indicates one or two single bonds or a double bond