HTTP/2 301 date: Sat, 17 Jan 2026 17:59:57 GMT server: mw-web.codfw.main-5bcb4c5895-6frxk x-content-type-options: nosniff accept-ch: access-control-allow-origin: * cache-control: s-maxage=2592000, must-revalidate, max-age=0 last-modified: Sat, 17 Jan 2026 17:59:57 GMT location: https://query.wikidata.org/#SELECT%20%3Fitem%20%3FitemLabel%20WHERE%20%7B%0A%20%20VALUES%20%3Fclasses%20%7B%0A%20%20%20%20wd%3AQ11173%20%23%20chemical%20compound%0A%20%20%20%20wd%3AQ59199015%20%23%20group%20of%20stereoisomers%0A%20%20%20%20wd%3AQ79529%20%23%20chemical%20substance%0A%20%20%20%20wd%3AQ17339814%20%23%20group%20of%20chemical%20substances%0A%20%20%20%20wd%3AQ47154513%20%23%20structural%20class%20of%20chemical%20compounds%0A%20%20%7D%0A%20%20%3Fitem%20wdt%3AP31%20%3Fclasses.%20%23%20instance%20of%0A%20%20%3Fitem%20wdt%3AP235%20%27QOVGHDRCAGYGEB-FFZYJECLSA-N%27%20.%20%23%20InChIKey%20%0A%20%20SERVICE%20wikibase%3Alabel%20%7B%20bd%3AserviceParam%20wikibase%3Alanguage%20%22%5BAUTO_LANGUAGE%5D%2Cen%22.%20%7D%0A%7D content-length: 0 content-type: text/html; charset=UTF-8 age: 17805 vary: Accept-Encoding,X-Forwarded-Proto,Cookie,Authorization x-cache: cp5017 miss, cp5017 hit/1 x-cache-status: hit-front server-timing: cache;desc="hit-front", host;desc="cp5017" strict-transport-security: max-age=106384710; includeSubDomains; preload report-to: { "group": "wm_nel", "max_age": 604800, "endpoints": [{ "url": "https://intake-logging.wikimedia.org/v1/events?stream=w3c.reportingapi.network_error&schema_uri=/w3c/reportingapi/network_error/1.0.0" }] } nel: { "report_to": "wm_nel", "max_age": 604800, "failure_fraction": 0.05, "success_fraction": 0.0} set-cookie: WMF-Last-Access=17-Jan-2026;Path=/;HttpOnly;secure;Expires=Wed, 18 Feb 2026 12:00:00 GMT set-cookie: WMF-Last-Access-Global=17-Jan-2026;Path=/;Domain=.w.wiki;HttpOnly;secure;Expires=Wed, 18 Feb 2026 12:00:00 GMT x-client-ip: 134.209.151.76 set-cookie: GeoIP=IN:KA:Bengaluru:12.98:77.59:v4; Path=/; secure; Domain=.w.wiki set-cookie: NetworkProbeLimit=0.001;Path=/;Secure;SameSite=None;Max-Age=3600 set-cookie: WMF-Uniq=KUbZuJvVqZxEEcay0dwm-gLrAAAAAFvdFFcqr4i2G_O5go7gPBSC6rKtpm179tUE;Domain=.w.wiki;Path=/;HttpOnly;secure;SameSite=None;Expires=Sun, 17 Jan 2027 00:00:00 GMT x-request-id: c670ed6a-99ef-461d-9515-7d2fad39d381 x-analytics: HTTP/2 200 date: Sat, 17 Jan 2026 22:56:43 GMT server: Apache/2.4.65 (Debian) last-modified: Fri, 26 Sep 2025 16:11:38 GMT accept-ranges: bytes cache-control: no-cache content-type: text/html etag: W/"4735-63fb68a59c280" content-encoding: gzip age: 1 vary: Accept-Encoding x-cache: cp5017 miss, cp5017 pass x-cache-status: pass server-timing: cache;desc="pass", host;desc="cp5017" strict-transport-security: max-age=106384710; includeSubDomains; preload report-to: { "group": "wm_nel", "max_age": 604800, "endpoints": [{ "url": "https://intake-logging.wikimedia.org/v1/events?stream=w3c.reportingapi.network_error&schema_uri=/w3c/reportingapi/network_error/1.0.0" }] } nel: { "report_to": "wm_nel", "max_age": 604800, "failure_fraction": 0.05, "success_fraction": 0.0} x-client-ip: 134.209.151.76 set-cookie: WMF-Uniq=1A6qXkDKRFcj3V_eFr4GFwLrAAAAAFvdDnRx1Prt6NhYTgKjeWQbxNJzncthjFJO;Domain=.wikidata.org;Path=/;HttpOnly;secure;SameSite=None;Expires=Sun, 17 Jan 2027 00:00:00 GMT x-request-id: aa7c616b-8ec6-4daf-8381-efae2532d6a8 x-analytics: