130495 EA ethacrynic acid 209 895607 ECA ethacrynic acid 59 937763 ETA ethacrynic acid 12 2649303 ETHA ethacrynic acid 9 890018 EAA ethacrynic acid 8 150228 ET ethacrynic acid 3 2648836 ETCA ethacrynic acid 2 1957673 ETHAC ethacrynic acid 1