| 英文名称:  | | 5-(2-(diethylamino)ethyl)-4-(4-fluorophenyl)-2(3h)-oxazolon (z)-2-butenedio |  | 5-(2-(diethylamino)ethyl)-4-(4-fluorophenyl)-2(3h)-oxazolone (z)-2-butenedioa |  | lr 534 |  | 5-(2-(diethylamino)ethyl)-4-(4-fluorophenyl)-2(3h)-oxazolon (z)-2-butenedioate(1:1) |  
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