Schistosomicidal and trypanocidal structure–activity relationships for (±)-licarin A and its (−)- and (+)-enantiomers - Pereira, A C; Magalhães, L G; Gonçalves, U O; Luz, P P; Moraes, A CG; Rodrigues, V; Guedes, P MM; Silva Filho, A A; Cunha, W R; Bastos, J K; Nanayakkara, N PD; Silva, M LA (Phytochemistry, 2011)