Substances: 1-3-Diphenylguanidine (InChiKey = OWRCNXZUPFZXOS-UHFFFAOYSA-N) 6PPD-quinone (InChiKey = UBMGKRIXKUIXFQ-UHFFFAOYSA-N) Azithromycin (InChiKey = MQTOSJVFKKJCRP-BICOPXKESA-N) Keywords: dynamics Variables: discharge waterlevel