| abstract |
The present invention is a dye compound represented by the following formula (1). <Formula 1> Wherein R 2 , R 4 , R 7 and R 9 At least one is an acylamino group represented by following formula (2). <Formula 2> In the formula, R 11 represents an alkyl group, a cycloalkyl group, an aryl group, an arylalkyl group, an alkenyl group, or a heterocyclic group; '*' Represents a binding site with an aromatic ring of the formula (1). |