. Author manuscript; available in PMC: 2014 Jul 8.
Published in final edited form as: Molecules. 2013 Nov 19;18(11):14306–14319. doi: 10.3390/molecules181114306
© 2013 by the authors; licensee MDPI, Basel, Switzerland.
This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).
Scheme 1.
Benzoindolenine general reaction for salt derivatives.