US PATENT SUBCLASS 546 / 136
.~.~.~.~.~.~.~ Three or more chalcogens attached indirectly to the quinuclidine ring system by nonionic bonding

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546 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
*  DD  .~ HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM, OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS (Class 540, subclass 1) {1}
1  DF  .~.~ Hetero ring is six-membered consisting of one nitrogen and five carbons {24}
26  DF  .~.~.~ Polycyclo ring system having the six-membered hetero ring as one of the cyclos {9}
112  DF  .~.~.~.~ Bicyclo ring system having the six-membered hetero ring as one of the cyclos {7}
133  DF  .~.~.~.~.~ Quinuclidines (including unsaturated) {2}
134  DF  .~.~.~.~.~.~ Quinoline containing (including hydrogenated) {2}
136.~.~.~.~.~.~.~ Three or more chalcogens attached indirectly to the quinuclidine ring system by nonionic bonding

DEFINITION

Classification: 546/136

Three or more chalcogens attached indirectly to the quinuclidine ring system by nonionic bonding:

(under subclass 134) Compounds in which at least three chalcogens (i.e., oxygen, sulfur, selenium, or tellurium) are attached indirectly to the quinuclidine ring system by nonionic bonding.

(1) Note. An example of a compound provided for herein is: [figure]