A 2-iminoimidazole derivative represented by the formula:
wherein R
1
, R
2
and R
3
represent hydrogen, optionally substituted C
1-6
alkyl, etc.; R
6
represents hydrogen, C
1-6
alkyl, C
1-6
alkyloxycarbonyl, etc.; Y
1
represents a single bond, —CH
2
—, etc.; Y
2
represents a single bond, —CO—, etc.; and Ar represents hydrogen, a group represented by the formula:
[wherein R
10
-R
14
represent hydrogen, C
1-6
alkyl, hydroxyl, C
1-6
alkoxy, etc., and R
11
and R
12
or R
12
and R
13
may bond together to form a 5- to 8-membered heterocycle], etc.}
or salt thereof.
一种由以下式表示的2-亚
氨基
咪唑衍
生物:
其中R1、R2和R3表示氢,可选取代的C1-6烷基等;R6表示氢,C1-6烷基,C1-6烷氧羰基等;Y1表示单键,-
CH2-等;Y2表示单键,-CO-等;Ar表示氢,由以下式表示的基团:
[其中R10-R14表示氢,C1-6烷基,羟基,C1-6烷氧基等,R11和R12或R12和R13可以结合形成5-至8-成员的杂环]等,或其盐。