'org.grails:grails-datastore-simple:4.0.0.M4'
<dependency>
<groupId>org.grails</groupId>
<artifactId>grails-datastore-simple</artifactId>
<version>4.0.0.M4</version>
</dependency>
<dependency org="org.grails" name="grails-datastore-simple" rev="4.0.0.M4"/>
"org.grails", "grails-datastore-simple", "4.0.0.M4"