Compounds of the formula (I), in which R1, R2, R3, R4, R5, R6, R9, R10, R11, Q and W have the meanings indicated in Claim 1, and precursors thereof are inhibitors of sphingosine kinase and can be employed, inter alia, for the treatment of tumors.
公式(I)的化合物,其中R1,R2,R3,R4,R5,R6,R9,R10,R11,Q和W具有声明1中指示的含义,以及其前体是
鞘氨醇激酶的
抑制剂,可用于治疗肿瘤等疾病。