L-Proline, 4-((2-(6-(aminosulfonyl)-7-chloro-1,2,3,4-tetrahydro-4-oxo-2-quinazolinyl)ethyl)thio)-1-(3-mercapto-2-methyl-1-oxopropyl)-, monosodium salt, (1(R*),2alpha,4alpha)-
l-proline, 4-((2-(6-(aminosulfonyl)-7-chloro-1,2,3,4-tetrahydro-4-oxo-2-quinazolinyl)ethyl)thio)-1-(3-mercapto-2-methyl-1-oxopropyl)-, monosodium salt, (1(r*),2alpha,4alpha)-