| abstract |
The present invention provides a compound characterized by being represented by general formula (I) (in formula (I), A's independently represent a halogen atom, an alkyl group, a haloalkyl group, an alkoxy group, a haloalkoxy group, an alkylsulfonyl group, an aryl group which is unsubstituted or has a substituent, a cyano group or a nitro group; n represents an integer of 0 to 5 (wherein when n is 2 or greater, A's may be the same as or different from each other); Y represents an alkyl group; M represents an alkali metal or an alkali earth metal; and m represents an integer of 1 or 2). |