摘要:
Compounds represented by the formula (I):[wherein R1 to R10 each independently is hydrogen, halogeno, optionally substituted lower alkyl, etc.; X1 is -O-, -S-, -NR11- (wherein R11 is hydrogen, lower alkyl, etc.), -CR12R13CO-, -(CR12R13)mO-, or -O(CR12R13)m- (wherein R12 and R13 each independently is hydrogen or lower alkyl and m is an integer of 1 to 3), etc.; X2 is a single bond, -O-, -S-, -NR14- (wherein R14 is hydrogen, lower alkyl, etc., provided that R14 may be bonded to R6 to form a ring in cooperation with the adjacent atoms), or -CR15R16- (wherein R15 and R16 each independently is hydrogen or lower alkyl, provided that R15 may be bonded to R6 or R10 to form a ring in cooperation with the adjacent carbon atoms and R16 and R9 in combination may form a bond); and X3 is COOR17, C(=NR17)NR18OR19, etc.], pharmaceutically acceptable salts of the compounds, or solvates of any of these.
摘要:
Compounds of the general formula (|) have affinity for serotonin receptor and are useful as remedies for various central nervous system diseases: (|) wherein R1 is hydrogen; R2 is hydrogen or lower alkyl; R3 is hydrogen, -COOR12, or the like, and R4 is hydrogen, lower alkyl, or the like, or alternatively R?3 and R4¿ may be united to form =O or =S; R5 is hydrogen, or alternatively R?3 and R5¿ may be united to form a single bond; R6 is hydrogen, -COOR24, or the like; R7 is hydrogen, halogeno, lower alkyl, or the like; R8 is hydrogen, lower alkyl, cycloalkyl, or the like; and R?9, R10 and R11¿ are each independently hydrogen, halogeno, lower alkyl, or the like.