What is the right ascension (J2000) with a Declination (J2000) of °12′43″, is a constellation of dorado, and has an NGC number larger than 2068?
CREATE TABLE "2001_2100" (
  "ngc_number" real,
  "object_type" text,
  "constellation" text,
  "right_ascension_j2000" text,
  "declination_j2000" text
);
SELECT "right_ascension_j2000" FROM "2001_2100" WHERE "ngc_number">2068 AND "constellation"='dorado' AND "declination_j2000"='°12′43″';