104907-80-4 1H-Pyrazole-4-carboxylic acid, 1-methyl-5-(4-oxo-3(4H)-quinazolinyl)-, ethyl ester 5-(3,4-Dihydro-4-oxoquinazolin-3-yl)-1-methylpyrazole-4-carboxylic acid ethyl ester BRN 5452174 Pyrazole-4-carboxylic acid, 5-(3,4-dihydro-4-oxoquinazolin-3-yl)-1-methyl-, ethyl ester