CREATE TABLE table_11441 ("NGC number" FLOAT, "Object type" TEXT, "Constellation" TEXT, "Right ascension  (  J2000  ) " TEXT, "Declination  (  J2000  ) " TEXT)

What is the Right Ascension with a Diffuse Nebula Object Type has a 42 30 Declination and a NGC less than 6995?
SELECT "Right ascension ( J2000 )" FROM table_11441 WHERE "NGC number" < '6995' AND "Object type" = 'diffuse nebula' AND "Declination ( J2000 )" = '°42′30″'
SELECT "Right ascension ( J2000 )" FROM "table_11441" WHERE "Declination ( J2000 )" = '°42′30″' AND "NGC number" < '6995' AND "Object type" = 'diffuse nebula'