The terms of the said order, that is on the undertaking given on behalf of the petitioners to maintain status quo on the prices prevailing prior to the issue of the impugned notification, the petitioners, through their counsel further given an undertaking to this court that, in case the petition is dismissed and the rule is discharged, the petitioners shall within eight weeks of the dismissal of the petition by this court, deposit in this court the difference in the prices of the formulations in question for being ...... equalization account