<dependency>
  <groupId>org.scala-lang.modules</groupId>
  <artifactId>scala-collection-compat_2.12</artifactId>
  <version>2.9.0</version>
</dependency>

implementation 'org.scala-lang.modules:scala-collection-compat_2.12:2.9.0'

implementation("org.scala-lang.modules:scala-collection-compat_2.12:2.9.0")

libraryDependencies += "org.scala-lang.modules" % "scala-collection-compat_2.12" % "2.9.0"

@Grapes(
  @Grab(group='org.scala-lang.modules', module='scala-collection-compat_2.12', version='2.9.0')
)

<dependency org="org.scala-lang.modules" name="scala-collection-compat_2.12" rev="2.9.0" />

[org.scala-lang.modules/scala-collection-compat_2.12 "2.9.0"]

'org.scala-lang.modules:scala-collection-compat_2.12:jar:2.9.0'