T-SQL Case 嵌套 Case

SELECT JournalEntryId, JournalEntryNo, CapitalChain, DataSource, EntrySummary, AccountSubject, CASE AccountSubject WHEN '应付账款' THEN '卡门网供应商' WHEN '应收账款' THEN '卡门网客户' WHEN '预收账款' THEN ( CASE WHEN JournalEntryNo LIKE 'API%' THEN 'API预收客户款' WHEN JournalEntryNo = 'CSC004' THEN 'CSC预收客户款' WHEN JournalEntryNo = 'CSC005' THEN '卡门网预收客户款' WHEN JournalEntryNo LIKE 'KYS%' THEN '卡吧零预收客户款' WHEN JournalEntryNo LIKE 'ZH%' THEN '卡门网预收客户款' WHEN JournalEntryNo LIKE 'ZJC%' THEN '卡门网预收客户款' END ) ELSE '' END AS AccountSubjectDetail, DebitAmount*-1 AS DebitAmount, CreditAmount*-1 AS CreditAmount, OffsetCategory, CustomerSiteType, BusinessTypeId, JournalEntryTime, InputTime FROM dbo.JournalEntry WHERE JournalEntryTime >= '2015-08-23 00:00:00.000' AND JournalEntryTime <= '2015-08-23 23:59:59.999' AND AccountSubject IN ('应收账款', '应付账款', '预收账款') AND CustomerSiteType = '外部站点'