The present invention relates to novel 3-azabicyclo[3.2.2]nonane derivatives of the general formula (I)
or a pharmaceutically acceptable salt thereof
wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are as defined in the specification. The novel 3-azabicyclo[3.2.2]nonane derivatives are particularly useful for treatment and prevention of malaria and trypanosomiasis.