Antiinflammatory and analgesic oxindole prodrugs of the formula ##STR1## wherein R.sup.10, R.sup.11, R.sup.12 and R.sup.13 are hydrogen, alkyl or halogen and R is methyleneoxyalkanoyl, methyleneoxyalkenoyl or alkenoyl.
公式为##STR1##的抗炎和镇痛的氧
吲哚前药,其中R.sup.10,R.sup.11,R.sup.12和R.sup.13是氢,烷基或卤素,而R是亚甲氧基烷酰基,亚甲氧基烯酰基或烯酰基。