Titlebook: Chemical Structures 2; The International La Wendy A. Warr Conference proceedings 1993 Springer-Verlag Berlin Heidelberg 1993 Atom.Chemical

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Rudolf Hagemann,Michael Metzlafff stereoisomers but it is difficult to relate the text descriptor to the atoms and bonds of the connection table. This limits its usefulness for substructure search or display of stereochemistry in the structure diagram. CAS is currently preparing to augment the Registry connection table with atom/b

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https://doi.org/10.1007/978-3-642-66259-1hich corresponds to the Beilstein Handbook of Organic Chemistry and covers the chemical literature from 1830, is available online on STN International and Dialog. This paper describes the structure registration system, which has been developed at the Beilstein Institute and used in the construction

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Holobionts in the Plant Kingdom,rder to provide appropriate access to the three-dimensional structure information in combination with the extensive range of physical property information, new methods of online access had to be developed. The Dialog Information Retrieval software is a long-established text searching system that had

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Progress in Botany/Fortschritte der Botanikstructure editing, molecular formula or substructure searching, displaying, printing, and communicating with other software. This paper refers to the building of such stand-alone tools on the one hand, and how these tools can be assembled to form specific applications on the other hand. The implemen

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https://doi.org/10.1007/978-3-642-68297-1a few proposals have been published. One of these is the Standard Molecular Data (SMD) format, developed by a group of European chemical companies. Under the auspices of the Chemical Structure Association, a series of technical working groups have examined the original version of SMD format and prop

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Progress in Botany/Fortschritte der Botanikctural information. Such a program is useful for format conversion or as a front-end to chemical application software. This program has been implemented (GEMINI), and is discussed with examples..There are only three fundamental ways in which connection table formats differ: what information is store

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Progress in Boundary Element Methodso complement other structural analyses. Finding those rings necessary and sufficient for unambiguous representation, in an efficient manner and for the worst cases is not trivial. Issues include the 2-D representation of 3-D structures, the definition and perception of a ring set, and whether vertex