In this task, you are given a sentence. You are expected to write the name of the organism substances in the body mentioned in the input. Although there might be several correct answers, you need to write one of them.

Example Input: Abciximab ( 0 . 03 - 3 micro g / ml ) , tirofiban ( 0 . 3 - 30 nmol / l ) or eptifibatide ( 0 . 01 - 1 micro g / ml ) were incubated for 15 min with the samples prior to stimulation .
Example Output: samples

Example Input: Data from this study suggest that there may be a time - dependent relationship between dexamethasone immunosuppression and the fecal concentration of E . coli O157 but that transient immunosuppression does not appear to prolong shedding of E . coli O157 .
Example Output: fecal

Example Input: We also established the rate assay for urinary DPPIV activity using Gly - Pro - DBAP .
Example Output:
urinary