CREATE TABLE undergoes (AssistingNurse VARCHAR)
CREATE TABLE nurse (name VARCHAR, EmployeeID VARCHAR)

Find the names of nurses who are nursing an undergoing treatment.
SELECT DISTINCT T2.name FROM undergoes AS T1 JOIN nurse AS T2 ON T1.AssistingNurse = T2.EmployeeID
SELECT DISTINCT "T2"."name" FROM "undergoes" AS "T1" JOIN "nurse" AS "T2" ON "T1"."AssistingNurse" = "T2"."EmployeeID"