I've completed the first of the Castle Vacrul dungeons. This map works for the Solo, Heroic I, and Heroic II versions of Rosy Reverie.
Code:
<ImageStyle Name="exp18_dun_vacrul_01_solo" displayname="Castle Vacrul: Rosy Reverie [Solo]" zonerect="-343, -76, 60, 271">
<ImageFrame Source="images/maps/map_exp18_dun_vacrul_01.dds" SourceRect="0,0,597,512" />
</ImageStyle>
<ImageStyle Name="exp18_dun_vacrul_01_easy" displayname="Castle Vacrul: Rosy Reverie [Heroic I]" zonerect="-343, -76, 60, 271">
<ImageFrame Source="images/maps/map_exp18_dun_vacrul_01.dds" SourceRect="0,0,597,512" />
</ImageStyle>
<ImageStyle Name="exp18_dun_vacrul_01" displayname="Castle Vacrul: Rosy Reverie [Heroic II]" zonerect="-343, -76, 60, 271">
<ImageFrame Source="images/maps/map_exp18_dun_vacrul_01.dds" SourceRect="0,0,597,512" />
</ImageStyle>