886.5171; 903.4254; 929.4437; 968.4539; 970.4523; 1011.5935; 1025.4521; 1042.6005; 1047.5385; 1092.4827; 1232.5651; 1237.5786; 1402.6315; 1681.6981; 2001.9286; 2194.1304; TRYPSIN