CREATE TABLE table_49146 ("Res." CLOB, "Record" CLOB, "Opponent" CLOB, "Method" CLOB, "Event" CLOB, "Round" FLOAT, "Time" CLOB, "Location" CLOB)

What was the lowest round number at the UFC 16 event with a record of 19-1-1?
SELECT MIN("Round") FROM table_49146 WHERE "Event" = 'ufc 16' AND "Record" = '19-1-1'
SELECT MIN("Round") FROM "table_49146" WHERE "Event" = 'ufc 16' AND "Record" = '19-1-1'