OriginalPath = "/New/pic.png";
    TargetPath   = "/pic.png";
    Token        = "sl.B4gp-iE6U2BXAeEhqhHwN00_GAOFjvVi4j_C9r2yZ5sjIUcTga38IbFN49TKhxrmzyrNjttkXA...";

    Result = OPI_Dropbox.MoveObject(Token, OriginalPath, TargetPath);