CP and cardiac arrhythmia: QTc prolongation at 1 h compared to control [8 ± 17 ms vs. 2 ± 15 ms (CP), 1 ± 16 ms (CP + C), −3 ± 17 ms (CP + T), −9 ± 16 ms (CP + C + T), and −9 ± 19 ms (CP + G), P = 0.0021]  QTc shortened after 1 h compared to the baseline in the CP + C + T and CP + G group (p < 0.05)  HR increased at 1 h compared to control [3.5 vs. 0 bpm (CP), 0 bpm (CP + C), 1.0 bpm (CP + T), −1.0 bpm (CP + C + T), and −1.0 bpm (CP + G), p = 0.017]  No arrhythmias