CREATE TABLE table_66945 ("Date" TEXT, "Opponents" TEXT, "Result F\\u2013A" TEXT, "Scorers" TEXT, "Attendance" FLOAT, "Group position" TEXT)

Who were the 2nd group scorers that were opponents of olympiacos?
SELECT "Scorers" FROM table_66945 WHERE "Group position" = '2nd' AND "Opponents" = 'olympiacos'
SELECT "Scorers" FROM "table_66945" WHERE "Group position" = '2nd' AND "Opponents" = 'olympiacos'