1 SPX6900 = 0.35189 USDS
SPCXB → USDS SPCX → USDS SOSO → USDS SRD → USDS STABLE → USDS STAC → USDS SPX → USDGO SPX → USDG SPX → USDF SPX → USDT SPX → USDTB SPX → USDTe_arb