F1_5170_5230
.chan11a = BM1(F1_5170_5230),
.chan11a = BM3(F1_4920_4980, F1_5040_5080, F1_5170_5230),
.chan11a = BM3(F1_5170_5230, F4_5180_5240, F2_5260_5320),
.chan11a = BM4(F1_5170_5230,
#define F2_5170_5230 AFTER(F1_5170_5230)