Disclosed are compounds of Formula 1, including all geometric and stereoisomers, N-oxides, and salts thereof, ##STR00001## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and n are as defined in the disclosure.Also disclosed are compositions containing the compounds of Formula 1 and methods for controlling plant disease caused by a fungal pathogen comprising applying an effective amount of a compound or a composition of the invention.