Novel tetrahydroisoquinoline derivative

Abstract

The present invention relates to a compound or a pharmacologically acceptable salt thereof having an excellent DGAT inhibitory effect and feeding suppressant effect. The present invention provides a compound represented by the general formula (I), or pharmacologically acceptable salt thereof: [wherein, R1 represents a phenylaminocarbonyl group that may be substituted with 1 to 5 group(s) independently selected from Substituent Group A, a benzoxazol-2-yl group that may be substituted with 1 to 3 group(s) independently selected from Substituent Group A, or the like; R2 independently represents a C1-C6 alkyl group; R3 represents a group represented by the formula —C(═O)—O—R4 or the like; R4 represents a hydrogen atom, a C1-C6 alkyl group that may be substituted with 1 to 3 group(s) independently selected from Substituent Group B, or the like; X represents an oxygen atom, a methylene group, or a group represented by the formula —NH—, or the like; L represents a single bond, a methylene group, or the like; . . . represents a single bond or a double bond; m represents 1 or 2; n represents an integer of 0 to 5; Substituent Group A represents a halogen atom, a C1-C6 alkyl group, a C1-C6 halogenated alkyl group, a C1-C6 alkoxy group, or the like; and Substituent Group B represents a C3-C6 cycloalkyl group, a phenyl group, a carboxyl group, or the like].

Dependencies are inferred from the claim text.