“…TLC (CHCl 3 /MeOH, 95:5) R f ) 0.50; IR (KBr pellet) 3447, 3240, 2926, 2362, 1655, 1618, 1508, 1284, 1148, 754 cm -1 ; 1 H NMR (CDCl 3 ) δ 9.61 (1H, bs, indole proton), 5.61 (1H, bs, amino NH), 3.79 (2H, q, J ) 6 Hz, methylene), 3.65 (2H, t, J ) 6.0 Hz methylene), 2.26, 2.24, and 2.03 (9H, 3s, methyls); MS (EI mode) m/z 266 and 268 (M + with35 Cl,37 Cl), 230 (M + -HCl), 215, 189. Anal.…”