Number | Date | Country | Kind |
---|---|---|---|
4021007 | Jul 1990 | DEX |
Number | Date | Country |
---|---|---|
0349247 | Jan 1990 | EPX |
0355597 | Feb 1990 | EPX |
0370454 | May 1990 | EPX |
898990 | Aug 1990 | ZAX |
Entry |
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Chemical Abstracts, vol. 109, No. 13, 110855j (Sep. 26, 1988). |
Chemical Abstracts, Vol. 111, No. 23, 214356e (Dec. 4, 1989). |
Chemical Abstracts, vol. 113, No. 3, 24297e (Jul. 16, 1990). |
Chemical Abstracts, vol. 113, 231702y (Dec. 17, 1990). |