CREATE TABLE table_8706 ("Developer ( s ) " TEXT, "Release date" TEXT, "Required OS" TEXT, "Payment" TEXT, "Type" TEXT)

Which Release date has a Required OS of windows, a Type of 2d, and a Developer(s) of zeonix?
SELECT "Release date" FROM table_8706 WHERE "Required OS" = 'windows' AND "Type" = '2d' AND "Developer(s)" = 'zeonix'
SELECT "Release date" FROM "table_8706" WHERE "Developer(s)" = 'zeonix' AND "Required OS" = 'windows' AND "Type" = '2d'