... VICTOR PEREZ-ALVAREZ, MARTHA s. MORALES-R~OS*, ENRIQUE HONG AND PEDRO JOSEPH-NATHAN* ... Preparation of 3-amino-2-(S-benzylo~-lH-indol-3-yl)propa- no1 oxalate (2c) Aqueous KzCO3 (6%; 40 mL) was added to a suspension of lc (500 mg; 1.38 mmol) in CHzCl2 (85 mL) and the mixture was stirred vigorously at room temp for 30 min. ... One or two Page 5. 250 VICTOR PEREZ-ALVAREZ ET AL Table 1. hypertensive rats. ...