(when (require 'org-plist nil t)
(add-to-list 'org-plist-dict '("OPTIONS_FOO" "foo-options"))
(add-to-list 'org-plist-dict '("OPTIONS_BAR" bar-options))
(add-to-list 'org-plist-dict '("OPTIONS_HOGEHOGE" hogehoge-options))
(add-to-list 'org-plist-dict '("OPTIONS_HOGE" "hoge-options")))
#+options_foo: key1:value1 ;; C-c C-c on this line! then values of `org-foo-options' will be updated
#+options_bar: key2:value2 ;; C-c C-c on this line! then values of `org-bar-options' will be updated
#+options_hogehoge: key1:nil key2:"value2" key3:"hoge \\(hoge\\) hoge" ;; C-c C-c on this line!
#+options_hoge: key1:t key2:value2 key3:("begin" "$1" "$" "$$" "\\(" "\\[") ;; C-c C-c on this line!