A New Zn/TiCl4/LiAlH4 Mediated Approach to 2-Aryl- or 2-Alkyl-Substituted Benzothiophenes via Intramolecular Cyclization - Jeong, Hyung Jae; Yoon, Un Young; Jang, Sang Hun; Yoo, Un-Aeh; Kim, Su Nam; Truong, Ba Tai; Shin, Sung Chul; Yoon, Yong-Jin; Singh, Okram Mukherjee; Lee, Sang-Gyeong (Synlett, 2007)