0 1260000 SIL
1260000 2840000 si4
2840000 5500000 wan4
5500000 6470000 SIL
6470000 7860000 si4
7860000 8300000 SIL
8300000 9680000 kuai4
9680000 11800000 si4
11800000 12404375 SIL