Number | Date | Country | Kind |
---|---|---|---|
55-156950 | Nov 1980 | JPX |
Number | Date | Country |
---|---|---|
1533067 | Nov 1978 | GBX |
Entry |
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Kawada et al., Chemical Abstracts, vol. 80, p. 71, 34380r. |
Kawada et al., Chemical Abstracts vol. 88, p. 162, 1609j. |
Aoki et al., Chemical Abstracts vol. 84, p. 172, 55310r. |
Boetsch et al., Chemical Abstracts vol. 89, p. 577, 215219b. |