SELECT vc.*
FROM vRM_Software_Component_Item sci
JOIN Inv_InstalledSoftware inst
ON inst._SoftwareComponentGuid = sci.Guid
AND inst.InstallFlag = 1
LEFT JOIN vComputer vc
ON vc.Guid = inst._ResourceGuid
WHERE LOWER(sci.Name) LIKE '%software name here in all lower case%'
AND vc.Guid IS NULL