Azide-Mediated Detosylation of N-Tosylpyrroloiminoquinones and N-Tosylindole-4,7-quinones - Patel, Swayamprabha P.; Nadkarni, Dwayaja H.; Murugesan, Srinivasan; King, Jason R.; Velu, Sadanandan E. (Synlett, 2008)