Spiroindolinepiperidine derivatives

摘要

Insecticidal, acaricidal, nematicidal or molluscicidal compounds of formula (I)
wherein Y is a single bond, C=O, C=S or S(O) q where q is 0, 1 or 2; and R 1 , R 2 , R 3 , R 4 , R 8 , R 9 are R 10 are as defined in the claims or salts or N-oxides thereof, processes for preparing them and compositions containing them.