Table 1. Acute Toxicity Studies of Standards and Synthesized Compounds (6a–n).

	number of animals dead/tot number of animals tested, dosage (mg/kg)
compounds	5	30	100	300
6a	0/3	0/3	0/3	0/3
6b	0/3	0/3	0/3	0/3
6c	0/3	0/3	1/3	2/3
6d	0/3	0/3	0/3	2/3
6e	0/3	0/3	1/3	1/3
6f	0/3	0/3	0/3	0/3
6g	0/3	0/3	0/3	1/3
6h	0/3	0/3	0/3	0/3
6i	0/3	0/3	0/3	1/3
6j	0/3	0/3	0/3	0/3
6k	0/3	0/3	0/3	1/3
6l	0/3	0/3	0/3	0/3
6m	0/3	0/3	0/3	0/3
6n	0/3	0/3	0/3	0/3
phenytoin	0/3	0/3	0/3	0/3
phenobarbital	0/3	0/3	0/3	0/3