Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Ccl8NM_02144310090HC14    Mcp2    MCP-2    Scya8    1810063B20Rik    602283
CCL8NM_0056239606HC14    MCP2    MCP-2    SCYA8    SCYA10    602283
CCL8NM_1740079913SCYA8   
Ccl8NT_03951510090602283
CCL8NT_0107999606602283

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* OMIM link based on symbol match for human and mouse.

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Text2Knowledge ... Yong Huang 2002