LU75423A1LU75423ALU75423ALU75423A1LU 75423 A1LU75423 A1LU 75423A1LU 75423 ALU75423 ALU 75423ALU 75423 ALU75423 ALU 75423ALU 75423 A1LU75423 A1LU 75423A1
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LU
Luxembourg
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LU75423A
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Priority to LU75423ApriorityCriticalpatent/LU75423A1/xx
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C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
C07D307/40—Radicals substituted by oxygen atoms
C07D307/46—Doubly bound oxygen atoms, or two oxygen atoms singly bound to the same carbon atom