1.1.2.7 7 - - 667721 1.1.2.7 7 - assay at 684666 1.1.2.7 7.5 - assay at 687417 1.1.2.7 8 - - 725300 1.1.2.7 9 - - 687432, 753048 1.1.2.7 9 - assay at 670785, 684947, 684948 1.1.2.7 10 - about 684950