0zfc12 1zfc 2zfc1 3zfc12 4zfc
pqgc qqgc1 rqgc12 sqgc tqgc1
ehhc1 fhhc12 ghhc hhhc1 ihhc12
37hc12 47hc 57hc1 67hc12 77hc
syic tyic1 uyic12 vyic wyic1