2.6.1.16 25 - assay at 759211 2.6.1.16 30 - assay at 639923 2.6.1.16 37 - - 706608 2.6.1.16 37 - assay at 639904, 639911, 639912, 639920, 721419, 722779, 758961 2.6.1.16 37 - in vivo assay at 758967 2.6.1.16 55 - - 684758