920.5625; 992.5104; 1001.6113; 1014.5206; 1106.598; 1143.6975; 1155.5914; 1172.6869; 1258.5859; 1290.6467; 1418.7415; 1687.9036; 1749.8779; 1802.8909; 1818.866; 2308.126; 2673.2891; 2887.2263; TRYPSIN