1wyckoffs: 2- "f" 3- "f" 4- "f" 5- "f" 6- "f" 7- "f" 8- "f" 9- "f" 10- "f" 11- "f" 12- "f" 13- "f" 14- "f" 15- "f" 16- "f" 17- "f" 18- "f" 19- "f" 20- "f" 21- "f" 22- "f" 23- "f" 24- "f" 25- "f" 26- "f" 27- "f" 28- "f" 29- "f" 30- "f" 31- "f" 32- "f" 33- "f" 34- "f" 35- "f" 36- "f" 37- "f" 38- "f" 39- "f" 40- "f" 41- "f" 42- "f" 43- "f" 44- "f" 45- "f" 46- "f" 47- "f" 48- "f" 49- "f" 50