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07/03/2013 09:49:46
Same CAS number and structure is associated with http://www.chemspider.com/Chemical-Structure.4519436.html which has more data references/sources (~33 as opposed to 2) and the same common name that we have in our system.
16/03/2013 15:34:26
Thank you for the feedback. The duplication of Registry numbers is a common problem and reflects the issues that surround the use of identifiers that are only verifiable within a closed registry.
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