The present invention relates to a compound simultaneously having triple activities of thrombolysis, antithrombosis and free radical scavenging, as well as the preparation method, composition, and applications thereof. The compound is represented by the formula I shown below: wherein the definitions of T, Q, R 1 and R 2 are described herein.The compound of the present invention simultaneously has triple functions of thrombolysis, free radical scavenging and thrombus-targeting/antithrombosis. The present invention also relates to a pharmaceutical composition comprising the compound, and a preparation method and a nanostrutucre of the compound.
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