[EN] SYNTHESIS OF 2-BUTYL-3-(2'-(1-TRITYL-1H-TETRAZOL-5-YL)BIPHENYL-4-YL)-1,3-DIAZASPIROL[4,4]-NON-ENE-4-ONE [FR] SYNTHESE DE 2-BUTYL-3-(2'-(1-TRITYL-1H-TETRAZOL-5-YL)BIPHENYL-4-YL)-1,3-DIAZASPIRO[4,4]-NON-EN-4-ONE
[EN] SYNTHESIS OF 2-BUTYL-3-(2'-(1-TRITYL-1H-TETRAZOL-5-YL)BIPHENYL-4-YL)-1,3-DIAZASPIROL[4,4]-NON-ENE-4-ONE [FR] SYNTHESE DE 2-BUTYL-3-(2'-(1-TRITYL-1H-TETRAZOL-5-YL)BIPHENYL-4-YL)-1,3-DIAZASPIRO[4,4]-NON-EN-4-ONE