Number | Date | Country | Kind |
---|---|---|---|
1316/77 | Feb 1977 | CHX |
Number | Date | Country |
---|---|---|
51-25526 | Mar 1976 | JPX |
51-88515 | Aug 1976 | JPX |
Entry |
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Ohoka et al., Chem. Abstracts, vol. 86, Abstract No. 141015w (1977). |
Iwamoto et al., Chem. Abstracts, vol. 85, Abstract No. 22846n (1976). |
Pugin et al., Chem. Abstracts, vol. 73, Abstract No. 46781r (1970). |