<dependency>
  <groupId>org.polyvariant</groupId>
  <artifactId>better-tostring_2.12.15</artifactId>
  <version>0.3.9</version>
</dependency>

implementation 'org.polyvariant:better-tostring_2.12.15:0.3.9'

implementation("org.polyvariant:better-tostring_2.12.15:0.3.9")

libraryDependencies += "org.polyvariant" % "better-tostring_2.12.15" % "0.3.9"

@Grapes(
  @Grab(group='org.polyvariant', module='better-tostring_2.12.15', version='0.3.9')
)

<dependency org="org.polyvariant" name="better-tostring_2.12.15" rev="0.3.9" />

[org.polyvariant/better-tostring_2.12.15 "0.3.9"]

'org.polyvariant:better-tostring_2.12.15:jar:0.3.9'