Many more methods exist and reported by the research groups of Magnus, Overman, Kuehne, Rawal, Bosch, Vollhardt, Mori, Shibasaki, Li, Fukuyama Vanderwal and MacMillan. Synthetic (+)-strychnine is also known. Racemic synthesises were published by Padwa in 2007 and in 2010 by Andrade and by Reissig. In _his_ 1963 publication Woodward quoted Sir Robert Robinson who said for its molecular size it is the most complex substance known. <sep>, Pronoun: his <sep>, A: Woodward <sep>, B: Robert Robinson