898.436; 953.396; 986.406; 991.472; 1158.49; 1165.589; 1185.704; 1271.712; 1427.73; 1428.707; 1472.729; 1631.829; 1830.788; 1890.993; 1906.982; 2120.054; 2257.139; 2277.005; TRYPSIN