“Enviroxime, pleconaril and the KCN compounds showed efficacy … EV-D68 at 7-13 μM, and guanidine … ribavirin were inhibitory at 80-135 μM. Pirodavir was active against EV-71 (EC50 of 0.78 … all other compounds were less effective against EV-71 than against RV-87 and EV-D68.”