Claims
- 1. A compound of the formula: ##STR18## wherein R.sup.1 is hydrogen or a lower alkyl.
- 2. A compound of the formula: ##STR19## wherein R.sup.1 is hydrogen or a lower alkyl.
Priority Claims (1)
Number |
Date |
Country |
Kind |
61-174278 |
Jul 1986 |
JPX |
|
Parent Case Info
This application is a division of Ser. No. 07/073,695 filed July 14, 1987 now U.S. Pat. No. 4,812,570.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4725610 |
Meguro et al. |
Feb 1988 |
|
Foreign Referenced Citations (1)
Number |
Date |
Country |
86100411 |
Mar 1985 |
CNX |
Non-Patent Literature Citations (2)
Entry |
Sohda et al., Chem. Abstracts, vol. 98, No. 19; 160624h (1983). |
March, J. Adv. Org. Chem., pp. 707-709. |
Divisions (1)
|
Number |
Date |
Country |
Parent |
73695 |
Jul 1987 |
|