Compounds of formula (I) wherein R1, R2, R3, R4,R5, R6a and R6b are as as defined in the description; or a stereoisomer, salt, tautomer or N-oxide, or a polymorphic crystalline form, a co-crystal or a solvate of a compound or a stereoisomer, salt, tautomer or N-oxide thereof and their use as insecticides.
公式(I)的化合物,其中R1,R2,R3,R4,R5,R6a和R6b如描述中所定义的;或其立体异构体,盐,互变异构体或N-氧化物,或该化合物或其立体异构体,盐,互变异构体或N-氧化物的多态晶体形式,共晶体或溶剂化合物,并将其用作
杀虫剂。