CREATE TABLE table_78042 ("Full Name" TEXT, "Nickname" TEXT, "Gender" TEXT, "Weight at birth" TEXT, "Meaning" TEXT)

What is the nickname of the baby with the birth weight of 730g (23.5 oz.)?
SELECT "Nickname" FROM table_78042 WHERE "Weight at birth" = '730g (23.5 oz.)'
SELECT "Nickname" FROM "table_78042" WHERE "Weight at birth" = '730g (23.5 oz.)'