873.4; 935.4; 1000.5; 1017.5; 1070.5; 1134.6; 1182.6; 1226.6; 1270.7; 1559.8; 1661.8; 1971; 1987; 2082.1; 2242.1; 2258.1; 2325.1; 2341.1; 2963.5; TRYPSIN