CREATE TABLE table_21312845_1 (directed_by VARCHAR(255), production_code VARCHAR(255), written_by VARCHAR(255))
Who directed the episode with a production code greater than 4301103.585233785 that was written by Curtis Kheel?
    
SQL: SELECT directed_by FROM table_21312845_1 WHERE production_code > 4301103.585233785 AND written_by = "Curtis Kheel"