CREATE TABLE table_54801 ("PRR Class" CLOB, "Builderpars_m_singles Model" CLOB, "Build date" CLOB, "Total produced" FLOAT, "Wheel arrangement" CLOB, "Service" CLOB, "Power output" CLOB)

What is the PRR class for wheel arrangement c-c and total less than 15?
SELECT "PRR Class" FROM table_54801 WHERE "Wheel arrangement" = 'c-c' AND "Total produced" < '15'
SELECT "PRR Class" FROM "table_54801" WHERE "Total produced" < '15' AND "Wheel arrangement" = 'c-c'