Bathula, C, Roma-Rodrigues C, Chauhan J, Fernandes AR, Sen S.  2018.  Synthesis of tetrahydro-1H-indolo[2,3-b]pyrrolo[3,2-c]quinolones via intramolecular oxidative ring rearrangement of tetrahydro-?-carbolines and their biological evaluation, 2018. New Journal of Chemistry. 42(8):6538-6547.