DIAGNOSTIC IMAGING AGENT AND EXTRACORPOREAL DIAGNOSTIC AGENT FOR INTRACTABLE NEUROLOGICAL DISEASES

摘要

Disclosed is a compound selected from among aniline derivatives represented by formula (1) and naphthalene derivatives represented by formula (2), or a salt thereof.(In the formulae, each of R¹ and R² independently represents a hydrogen atom or an alkyl group; and one of A¹ and A² represents a hydrogen atom, while the other represents a fluorine atom-substituted or unsubstituted alkoxy group or a group represented by formula (AA). In formula (AA), R³ represents a fluorine atom-substituted or unsubstituted ethylene group; R⁴ represents a fluorine atom-substituted or unsubstituted ethyl group; and n represents an integer of 1-10. In cases where n represents an integer of 2 or more, the R³ moieties may be the same as or different from each other.)